Spearfishing Slip Tips, Shafts, Lines, Wishbones & Bands

Pigtail swivels / corkscrew swivels are great for clipping your shooting line to your spearguns. They work well on your speargun reel line. Swive...

We make your power bands the same day you order them so they are always fresh. All speargun bands are made to order specifically to your specificat...

Here at Neptonics we pride ourselves in having a wide variety of different spearfishing rubber available for any of your spearfishing needs. We hav...

Neptonics cinch knot cord has an aggressive braid that grips itself and never slips. It is the best material we have found for tying bands. With th...

The Neptonics Jacketed Dyneema Line is the best line out there for reels or shooting line. This line is stiff enough to line easily onto a spear sh...

The best tip protector on the market; Reef Runners will work on any diameter spear shaft and will never slip off. Soft tips protect spear shaft an...

The Neptonics Muzzle Bungee is made from 100% synthetic rubber. These bungees will not crack or decay like other muzzle bungees. Ultimately, this i...

Neptonic Systems now offers a great selection of premium speargun shafts, in stock and ready to ship! These shafts work with any type of American m...

Neptonics presents an innovative, smart breakaway adapter for your floatlines. This breakaway adapter contains 1400lb, fully braided Spectra core t...

The Neptonics insertion tool allows you to easily insert wishbones into band material to make your own power bands. This tool is ideal for any of t...

We use 2.8mm Spectra for these wishbones that work fantastic on shafts with SHARKFIN TABS. This thick dyneena wishbone material will literally last...

Our ELITE Slip Tip is our Flag Ship slip tip. Only a few make it through the ultra precise inspection process to qualify for the "Elite" Sliptip st...

Dyneema Wishbones for Euro Shafts. These wishbones work best for "Notched" shafts Absolutely the strongest wishbones Extremely abrasion resistant 1...

Every spearo has a few Tuna Clips in use. They are used almost daily to clip accessories to floats, spearguns to floatlines, stringers to belts, a...

Spectra is a super strong Polyethylene fiber that offers maximum strength and minimal weight Spectra floats on water and is extremely durable Extr...

Neptonics is your source for your spearfishing gear, and we are very proud to offer our 100% Synthetic Muzzle Bungees. Made from 100% Synthetic Rub...

Brass Beads and Spectra used to make speargun powerbands Tie a simple double overhand knot once the spectra is through the bead The backside of th...

Pole Spear Power Band Rubber is stocked and stored in a dark, climate-controlled room to ensure maximum life. Each pole spear power band is made t...

Pigtail swivels / corkscrew swivels are great for clipping your shooting line to your spearguns. They work well on your speargun reel line. Swivels...

Available in, 7mm and 7.5mm diameters, Rob Allen shafts are forged from spring steel and are electroplated as well as tempered, making them extrem...

The most powerful 16mm (5/8 in.) rubber available with 380% stretch Not harder to load, just snappier than any other rubber, giving your shaft mor...

Neptonics now offers a great selection of premium EURO speargun shafts, in stock and ready to ship! These shafts work with any type of euro mech. M...

Neptonics Stainless Steel Shackles are avilable in two sizes. Long 1.6in with captive pin and short without captive pin. These are a must have for ...

Purchasing rubber in bulk is a great way to save money and re-rig multiple guns We recommend changing speargun bands every 6 months to a year depe...

The stainless steel spearfishing flopper from Neptonics is strong and low profile. The flopper is fast and convenient to install. The flopper fits ...

Most powerful rubber available with 380% Stretch other brands have only 350% Snappier than any other rubber giving your shaft more acceleration No...

The Neptonics Line Keeper Pouch is the perfect solution for managing your rigged speargun shaft. It ensures that the shooting line stays compact an...

Our sliptips are exceptionally well made. The design works great and we’ve landed some very big fish with them. We have been getting great penetrat...

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...

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

Slide rings are an essential component in a slip-tip setup Serves as the anchor point for the slip-tip spectra or wire Made of solid stainless ste...

These are the toughest, hardest South African shafts. Made out of heat-treated "spring steel." Tri-Cut Point Two loading notches 7mm and 7.5mm diam...

Neptonic Systems is proud to offer the Deluxe Hand Crimper as part of our Crimping Kit. This crimper is ideal for crimping mono and stainless steel...

The Neptonics Speargun Rubber Kit has everything you need to make your own rubber speargun bands. This is a great kit to keep in your dive bag. Our...

200 FEET MONO 25 CRIMPS CRIMPING TOOL

Riffe 19/64" (7.5mm) Hawaiian Flopper Euroshaft. Made for European style sling spearguns, including Riffe Euro wood speargun series. 17-4 stainless...

Replacement Base

200 FEET MONO 25 CRIMPS Crimping tool

Spectra used to make your own powerbands. This Spectra is the perfect diameter for Euro Shafts. Tie a simple double overhand knot once the spectra ...

Replacement Slide Ring 

Spectra Replacement Kit & Tool

Ultimate Spectra Sliptip

800lb Breaking strength and a solid core makes Ulusub Reel line a fantastic choice for your bluewater reels when you know fish will dump lots of li...

Ultimate Cable Sliptip

Sleek and Fast Spectra Sliptip with Flopper, Base and Slide Ring

Replacement Tips

Cable Replacement Kit & Crimp

Salvimar 1.9mm (brass wb bead material)

Swivel Lanyard