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Speargun Parts

If you are looking for parts you have come to the right place! Here at Neptonics we design and supply the absolute best equipment in spearfishing. We built this company on making the highest quality trigger mechanisms designed by our own engineers. We made our mechs to last and handle the roughest conditions. Our trigger jigs make our trigger mechs... Read More

  • Neptonics Line Release Kit

    Neptonics
    Original price $8.99 - Original price $8.99
    Original price $8.99
    $8.99
    $8.99 - $8.99
    Current price $8.99

    Stainless Steel Line Release with a set screw and a pin retainer Works with Neptonics Reef and Tuna Trigger Mechs

    Original price $8.99 - Original price $8.99
    Original price $8.99
    $8.99
    $8.99 - $8.99
    Current price $8.99
  • Hogue Grips | Speargun Grips for M-16 and A-2 Service Rifles

    Hogue
    Original price $9.99 - Original price $29.99
    Original price
    $9.99 - $29.99
    $9.99 - $29.99
    Current price $9.99

    No-Slip Hogue GripsThe Hogue grip is a phenomenal upgrade for your speargun or AR Platform Rifle. It is rubberized to maximize comfort and help ab...

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    Original price $9.99 - Original price $29.99
    Original price
    $9.99 - $29.99
    $9.99 - $29.99
    Current price $9.99
  • Neptonics Line Anchor

    Neptonics
    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99

    Neptonics line anchors are used to wrap and hold your shooting line against your speargun and provide an anchor point for your shooting line and mu...

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    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
  • Neptonics AR-15 Speargun Handle Base

    Neptonics
    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99

    Neptonics is proud to offer this new AR-15 Speargun Handle with a fully interchangeable pistol grip. This is our version of the military spec spear...

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    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99
  • Speargun Reverse Trigger Mechanism

    Neptonics
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    The Neptonics Speargun Reverse Trigger Mechanism is the most popular speargun trigger mechanism we offer. It has the durability of our other mech ...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • Neptonics Tuna Speargun Trigger Mechanism

    Neptonics
    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99

    Our Tuna Speargun Trigger Mechanism is awesome! The housing is still machined out of a solid stainless steel and fully-rounded ends make it a breez...

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    Original price $99.99 - Original price $99.99
    Original price
    $99.99
    $99.99 - $99.99
    Current price $99.99
  • Neptonics AR 15 Speargun Handle Rear

    Neptonics
    Original price $69.99 - Original price $69.99
    Original price
    $69.99
    $69.99 - $69.99
    Current price $69.99

    The AR-15 Speargun Rear Handle is constructed of high-grade marine aluminum. It is made in California by Neptonics. The kit includes everything yo...

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    Original price $69.99 - Original price $69.99
    Original price
    $69.99
    $69.99 - $69.99
    Current price $69.99
  • Neptonics Line Guide

    Neptonics
    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00

    Wraps the shooting line over the shaft holding it to the gun Stainless steel construction Comes with stainless steel screws

    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00
  • Neptonics AR-15 Mid-Handle Kit

    Neptonics
    Original price $69.99 - Original price $69.99
    Original price
    $69.99
    $69.99 - $69.99
    Current price $69.99

    AR Speargun Mid-Handle kit by Neptonics. The AR-15 Speargun handle offers the top attributes avid speargun builders are looking for. Simply cut yo...

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    Original price $69.99 - Original price $69.99
    Original price
    $69.99
    $69.99 - $69.99
    Current price $69.99
  • Neptonics UHMW Enclosed Track

    Neptonics
    Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00

    The Ultra High Molecular Weight Enclosed Track helps support and guide spears as they fire out of your gun. The enclosed nature of the track reduce...

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    Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00
  • Neptonics Push Rod Retainer

    Neptonics
    Original price $12.00 - Original price $12.00
    Original price
    $12.00
    $12.00 - $12.00
    Current price $12.00
    In stock

    The Neptonics push rod retainer is an essential component for every mid-handle speargun. The push rod retainer holds the push rod in place that con...

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    Original price $12.00 - Original price $12.00
    Original price
    $12.00
    $12.00 - $12.00
    Current price $12.00
  • Neptonics Push Rod

    Neptonics
    Original price $5.00 - Original price $5.00
    Original price
    $5.00
    $5.00 - $5.00
    Current price $5.00

    The Neptonics mid-handle push rod is an essential component every mid-handle speargun. The push rod connects the remote trigger to the trigger mech...

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    Original price $5.00 - Original price $5.00
    Original price
    $5.00
    $5.00 - $5.00
    Current price $5.00
  • Neptonics Reef Speargun Trigger Mechanism

    Neptonics
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    The Neptonics Reef Speargun Trigger Mechanism is the most tried-and-true mech on the market. Made out of 100% stainless steel in our California wo...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • Neptonics Shark Fin Line Anchor

    Neptonics
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    Made from the highest grade of marine stainless steel Comes with stainless steel mounting screws Rock-solid line anchor

    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Roller Bands for Euro Rollers

    Neptonics
    Original price $29.99 - Original price $33.99
    Original price
    $29.99 - $33.99
    $29.99 - $33.99
    Current price $29.99

    Pre-Made Roller Bands Made By NeptonicsOur pre-made roller bands are made to order with fresh band material. These are designed to fit into the Man...

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    Original price $29.99 - Original price $33.99
    Original price
    $29.99 - $33.99
    $29.99 - $33.99
    Current price $29.99
  • Neptonics Epoxy Kit

    Neptonics
    Original price $39.99 - Original price $65.99
    Original price
    $39.99 - $65.99
    $39.99 - $65.99
    Current price $39.99

    The Neptonics Speargun Epoxy Kit is specially formulated for laminating speargun woods and clear-coat finish on spearguns. This epoxy is ultra clar...

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    Original price $39.99 - Original price $65.99
    Original price
    $39.99 - $65.99
    $39.99 - $65.99
    Current price $39.99
  • Neptonics Trigger Mech Install Jig

    Neptonics
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Neptonics AR SNIPER GRIP

    Neptonics
    Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99

    The Neptonics Sniper Grip is a formed fitting right hand grip that is compatible to all Neptonics AR bases and AR platforms. Made in the USA from s...

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    Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99
  • Teak Oil Kit

    Neptonics
    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99

    Complete Teak Oil Kit for Treating Your Wooden SpeargunThe Neptonics Teak Oil Kit comes with 2oz of teak oil, two squares of sand paper (120 & ...

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    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
  • Neptonics Island Style Line Anchor

    Neptonics
    Original price $16.00 - Original price $16.00
    Original price
    $16.00
    $16.00 - $16.00
    Current price $16.00

    Super Simple Speargun Line Anchor. Quick Install 100% Marine Grade Stainless Steel. Screws Included

    Original price $16.00 - Original price $16.00
    Original price
    $16.00
    $16.00 - $16.00
    Current price $16.00
  • Crimping Kit - 300 LB

    Neptonics
    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99

    Crimping Kit - 300 LB 200FT of 300lb mono 25 crimps Crimping tool

    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
  • Neptonics Speargun Butt

    Neptonics
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    The Neptonics Speargun Butt is made from injection molded synthetic rubber. It's diameter is 1.25 inches which provides a very stable loading platf...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Neptonics Euro Reverse Mechanism

    Neptonics
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    All Neptonics speargun parts are built in California by us. This is important because we control the quality every step of the way. Engineering, M...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • 5/16 Ball Mill

    Neptonics
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
    In stock

    Essential tool for cutting grooves for an enclosed track Oversized by .02" to allow for shaft clearance Hardened steel for smooth precise cuts Des...

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    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • 1/2" POCKET Plunge Bit

    Neptonics
    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
    In stock

    Essential bit for cutting trigger mech pocket and the line anchor New superior geometric design for super clean cuts. 1/2 inch Diameter & 1/4-...

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    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
  • Neptonics Remote Trigger Kit

    Neptonics
    Original price $15.99 - Original price $15.99
    Original price
    $15.99
    $15.99 - $15.99
    Current price $15.99

    Used on mid-handle guns to activate your rear-trigger mechanism Both remote triggers are made of high-quality 316 stainless steel Available in sta...

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    Original price $15.99 - Original price $15.99
    Original price
    $15.99
    $15.99 - $15.99
    Current price $15.99
  • Neptonics Roller Wheels

    Neptonics
    Original price $14.99 - Original price $24.99
    Original price
    $14.99 - $24.99
    $14.99 - $24.99
    Current price $14.99

    These Rollers are the ones we use for our spearguns. They are very strong, made from Delrin. The standard has no bearings, and are made in two size...

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    Original price $14.99 - Original price $24.99
    Original price
    $14.99 - $24.99
    $14.99 - $24.99
    Current price $14.99
  • Neptonics Roller Kits

    Neptonics
    Original price $69.99 - Original price $89.99
    Original price
    $69.99 - $89.99
    $69.99 - $89.99
    Current price $69.99
    In stock

    Our Roller Kit can be mounted flush on your speargun. The Double Roller Stainless Steel bracket has two 1/4" pins that anchors into your wood spear...

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    Original price $69.99 - Original price $89.99
    Original price
    $69.99 - $89.99
    $69.99 - $89.99
    Current price $69.99
  • Crimping Kit - 400 LB

    Neptonics
    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99

    200 FEET MONO 25 CRIMPS CRIMPING TOOL

    Original price $46.99 - Original price $46.99
    Original price
    $46.99
    $46.99 - $46.99
    Current price $46.99
  • 9/32 Ball Mill

    Neptonics
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Essential tool for cutting grooves for an enclosed track Oversized by .02" to allow for shaft clearance Hardened steel for smooth precise cuts Des...

    View full details
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • Neptonics Reef Mech Safety Kit

    Neptonics
    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00

    Some divers prefer to have a safety mechanism on their guns. For those divers, we have developed the Reef Mech Safety Kit. This safety kit works wi...

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    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00
  • Rob Allen Muzzle Eye

    RobAllen
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    Rob Allen Muzzle Eye

    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Riffe Parts

    Riffe
    Original price $2.00 - Original price $94.99
    Original price
    $2.00 - $94.99
    $2.00 - $94.99
    Current price $2.00

    Here at Neptonics we stock a wide range of replacement parts for Riffe spearguns and reels. Riffe makes some amazing and quality spearguns, reels a...

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    Original price $2.00 - Original price $94.99
    Original price
    $2.00 - $94.99
    $2.00 - $94.99
    Current price $2.00
  • Neptonics Bolt On Tuna Clip

    Neptonics
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    The Neptonics Bolt On Tuna Clip is compatible with all AR base handles for you speargun. The tuna clip will come out of the AR grip and makes an ea...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • MannySub Roller Kit

    MannySub
    Original price $189.99 - Original price $349.99
    Original price
    $189.99 - $349.99
    $189.99 - $349.99
    Current price $189.99

    Neptonics is excited to offer the newly redesigned MannySub Roller Power Head Kit, coveted as the best roller muzzle in the world with an extensive...

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    Original price $189.99 - Original price $349.99
    Original price
    $189.99 - $349.99
    $189.99 - $349.99
    Current price $189.99
  • Dovetail Router Bits For Installing UHMW Enclosed Tracks

    Neptonics
    Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00

    The Neptonics dovetail router bits are perfect for installing Neptonics UHMW Enclosed Tracks on customs wooden spearguns. Make sure that you use th...

    View full details
    Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00
  • Neptonics Euro Reef Mech

    Neptonics
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    The Neptonics Wide Mouth Euro Trigger Mech is machined out of solid stainless steel and features strong, durable internal components. Like all of ...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • Remote Trigger

    Neptonics
    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00

    Original price $0.00 - Original price $0.00
    Original price
    $0.00
    $0.00 - $0.00
    Current price $0.00
  • Steve Alexander Speargun Handle

    Steve Alexander
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    Steve Alexander cast alloy handle is made from aircraft grade aluminum. Hard anodized Cast 356 alloy in ocean blue, brick red or black. some of its...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • Neptonics Inset Line Guide

    Neptonics
    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99

    Neptonics Inset Line Guide is designed to be installed beside the track. This works best on open track roller guns where the risers extend to the f...

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    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99
  • Neptonics Universal Safety Kit

    Neptonics
    Original price $24.99 - Original price $24.99
    Original price
    $24.99
    $24.99 - $24.99
    Current price $24.99

    Some divers prefer to have a safety mechanism on their guns. For those divers, we have developed the Universal Safety Kit. This safety kit works wi...

    View full details
    Original price $24.99 - Original price $24.99
    Original price
    $24.99
    $24.99 - $24.99
    Current price $24.99
  • Euro Gun Roller Rubber Anchor

    Neptonics
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    The Euro Roller Gun Rubber Anchor, is designed to replace your euro guns handle mounting screws and hook your roller rubbers to a fixed solid locat...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Neptonics Pre-Cut Speargun Blanks

    Neptonics
    Original price $234.99 - Original price $459.99
    Original price
    $234.99 - $459.99
    $234.99 - $459.99
    Current price $234.99

    The Neptonics Pre-Cut Teak Speargun Blanks Kit is everything you need to build your custom speargun. Neptonics Speargun Blanks are made from Teak a...

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    Original price $234.99 - Original price $459.99
    Original price
    $234.99 - $459.99
    $234.99 - $459.99
    Current price $234.99
  • Neptonics Double Roller Head

    Neptonics
    Original price $189.99 - Original price $189.99
    Original price
    $189.99
    $189.99 - $189.99
    Current price $189.99

    The Neptonics Double Roller Head is the same head we use to make our Double Rollers. Stainless Steel Frame 4 Rollers Works perfectly with 9/16 and...

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    Original price $189.99 - Original price $189.99
    Original price
    $189.99
    $189.99 - $189.99
    Current price $189.99
  • Crimping Kit - 200 LB

    Neptonics
    Original price $46.00 - Original price $46.99
    Original price
    $46.00 - $46.99
    $46.00 - $46.99
    Current price $46.00

    200 FEET MONO 25 CRIMPS Crimping tool

    Original price $46.00 - Original price $46.99
    Original price
    $46.00 - $46.99
    $46.00 - $46.99
    Current price $46.00
  • Dovetail Router Bits For Enclosed Track

    Neptonics
    Original price $24.00 - Original price $24.00
    Original price
    $24.00
    $24.00 - $24.00
    Current price $24.00

    The Neptonics dovetail router bits are perfect for installing Neptonics UHMW Enclosed Tracks on customs wooden spearguns. Make sure that you use th...

    View full details
    Original price $24.00 - Original price $24.00
    Original price
    $24.00
    $24.00 - $24.00
    Current price $24.00
  • Dovetail Router Bits For 9/32 Enclosed Track

    Neptonics
    Original price $24.00 - Original price $24.00
    Original price
    $24.00
    $24.00 - $24.00
    Current price $24.00

    The Neptonics dovetail router bits are perfect for installing Neptonics UHMW Enclosed Tracks on customs wooden spearguns. Make sure that you use th...

    View full details
    Original price $24.00 - Original price $24.00
    Original price
    $24.00
    $24.00 - $24.00
    Current price $24.00
  • Ulusub Speargun Handle

    Ulusub
    Original price $74.99 - Original price $74.99
    Original price
    $74.99
    $74.99 - $74.99
    Current price $74.99

    The Ulusub Speargun Handle has become very popular among speargun builders. The Ulusub handle features a high rake angle and a very comfortable fi...

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    Original price $74.99 - Original price $74.99
    Original price
    $74.99
    $74.99 - $74.99
    Current price $74.99
  • Spare Rivet

    Neptonics
    Original price $1.59 - Original price $1.59
    Original price
    $1.59
    $1.59 - $1.59
    Current price $1.59

    Spare rivet for spear shaft flopper Very easy to install, just tap the hollow end flat with a hammer after the pin is inserted

    Original price $1.59 - Original price $1.59
    Original price
    $1.59
    $1.59 - $1.59
    Current price $1.59
  • Neptonics Speargun Building Tools and Router Bits

    Neptonics
    Original price $12.00 - Original price $12.00
    Original price
    $12.00
    $12.00 - $12.00
    Current price $12.00

    Neptonics Speargun Building Tools and Router Bits

    Original price $12.00 - Original price $12.00
    Original price
    $12.00
    $12.00 - $12.00
    Current price $12.00
  • 3/8 Ball Mill

    Neptonics
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Essential tool for cutting grooves for an enclosed track Oversized by .02" to allow for shaft clearance Hardened steel for smooth precise cuts Des...

    View full details
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • 11/32 Ball Mill

    Neptonics
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Essential tool for cutting grooves for an enclosed track Oversized by .02" to allow for shaft clearance Hardened steel for smooth precise cuts Des...

    View full details
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • Left Handed Reverse Mech

    Neptonics
    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    We are now offering a LEFT HANDED MODEL for left-handed spearos. We switched the line release to the other side so it’s out of your way if you spe...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99
  • 3/8” Ball Router Bit

    Neptonics
    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    3/8” Ball Router Bit

    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • Neptonics Line Release Kit

    Neptonics
    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99

    Stainless Steel Line Release with a set screw and a pin retainer Works with Neptonics Reef and Tuna Trigger Mechs

    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99
  • Neptonics Elite Remote Trigger

    Neptonics
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    Features Works great on any mid-handle speargun build Made from the highest grade of solid stainless steel Trigger offers notched grooves that prov...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Neptonics Cable Keeper

    Neptonics
    Original price $19.00 - Original price $19.00
    Original price
    $19.00
    $19.00 - $19.00
    Current price $19.00

    Features Retains slip-tip cable securely onto the gun Solid polymer plastic construction Comes with mounting screws

    Original price $19.00 - Original price $19.00
    Original price
    $19.00
    $19.00 - $19.00
    Current price $19.00
  • Composite Handle (w/Safety Switch)

    JBL
    Original price $48.00 - Original price $48.00
    Original price
    $48.00
    $48.00 - $48.00
    Current price $48.00

    Great composite handles to outfit your new speargun. It is extremely durable and has a strong grip made from a dense polymer composite, and it is c...

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    Original price $48.00 - Original price $48.00
    Original price
    $48.00
    $48.00 - $48.00
    Current price $48.00
  • Neptonics Double Trigger Mech

    Neptonics
    Original price $194.99 - Original price $194.99
    Original price
    $194.99
    $194.99 - $194.99
    Current price $194.99

    Have you ever been in a situation where you wish you have more than one shot? The Neptonics Double Trigger Mechanism lets you have two shots and fi...

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    Original price $194.99 - Original price $194.99
    Original price
    $194.99
    $194.99 - $194.99
    Current price $194.99

If you are looking for parts you have come to the right place! Here at Neptonics we design and supply the absolute best equipment in spearfishing. We built this company on making the highest quality trigger mechanisms designed by our own engineers. We made our mechs to last and handle the roughest conditions. Our trigger jigs make our trigger mechs easy to install the trigger pocket, line release, and retaining pins. Our triggers are the base of what makes a quality speargun.

Here at Neptonics we stock the best roller kits, trigger mechs, handles, tracks & everything else you could need to assemble your own speargun! Not only are they excellent at building your speargun, but they make perfect replacements or upgrades. This means you never need to look elsewhere for your speargun supplies!

Our excellent range of products includes an extensive range of trigger mechanisms for your speargun. These include tuna trigger mechs, reef trigger mechs, reverse trigger mechs, euro trigger mechs and double trigger mechs. Which when used along our fantastic selection of handles. The handle options include AR 15 A2 grips, composite handles, elite handles & wong handles, and Hogue Grips which gives you the ultimate personalized speargun!

For those more specialized speargun users, we have a fantastic range of modifications like remote trigger kits, line release kits, muzzle ferrules and anchors which you can add to your gun to change its capabilities, check out our full range of products below! All of our options make your search easy for the best parts to build your own speargun.