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

Neptonics Pinch Weight Mold for the do it yourself diver. This mold produces two lead weights with each pour. Each weight is 2lbs. Clam shell mold ...

Unique Pinch Design works with any rubber weight belt The Pinch Design prevent weights from sliding around on belt

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...

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...

Powerheads are a very controversial subject in the spearfishing community. We do not condone hunting with powerheads, however, we do condone protec...

The Neptonics Pro Pole Spear Case is fundamental for safekeeping your broken down pole! Holds (2) pole spears, including the Headhunter Nomad, the ...

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...

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...

Take the Neptonics Microfiber Towels anywhere – Diving, pool training, camping, backpacking, in the field, or to the beach. As an essential piece o...

The Neptonics Quantum Stealth Spearfishing Rash Guard Top, is an elite Lycra to protect you in the warmest of oceans. Its camouflage pattern is ble...

The Neptonics Quantum Steatlh Sun Shield, is made from 2 way poly stretch fabric that is moisture wicking, machine washable, and UPF 30 fabric. Thi...

The Neptonics Quantum Stealth Wetsuit, is an elite wetsuit. It comes in four thicknesses options to protect you in the warmest to the coldest of o...

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...

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...

Neptonic fin rails increase the performance of your fins by channeling water down the blade while also extending the lifetime of your fins.Sold by ...

The Neptonics Kelp Clip allows you to easily secure your kayak or dive board to kelp. This clip will prevent your kayak or dive board from floating...

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...

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...

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 ...

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

The Shark Tooth Bottle Opener allows you to pop open your favorite beverage in style. The shark tooth silhouette comes from the the Mako Shark too...

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...

The Neptonics Solar Hoodies with UPF 50 sun protection are the ultimate in boat attire. The microfiber performance polyester is light weight yet d...

Our belt clip points are manufactured in-house at the Neptonics machine shop in Santa Cruz, California. Whether you need to attach stringers, flash...

This is the perfect spearfishing bungee for yellowtail, white sea bass, dorado, pargo, amberjacks, wahoo, and cobia. This spearfishing bungee width...

Heavy duty for a lifetime of use Weight-belt webbing weaves through the weight Precision-made dive weights Available in three sizes Great prices &...

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

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...

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...

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 ...

2.0mm SPECTRA 1000lb+ High-visibility dyneema/spectra is perfect for your speargun reel or rigging your shafts Superb abrasion resistance and durab...

High-visibility dyneema/spectra is perfect for your speargun reel or rigging your shafts Superb abrasion resistance and durable UV coating Neptoni...

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

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

Neptonics Stickers

The Neptonics Stretch floatline is the perfect floatline for fast running, soft fleshed species. These include Wahoo, Kingfish, Spanish Mackerel, a...

The Neptonics spearfishing stringer is an essential piece of spearfishing gear. This stringer is attached to the diver weight belt and runs the len...

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

These Thermo Flex gloves are the best insulated freedive hunting and spearfishing gloves we have used. Ultra supple, comfortable, and very warm, ye...

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...

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...

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...

Ultimate Cable Sliptip

Ultimate Spectra Sliptip

The Neptonics stainless steel Belt Reel Mount comes ready to use. All you need to do is add any existing reel you have. Use an extra reel you have ...

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...

Tired of adjusting your weight belt? A crotch strap will end any horizontal or vertical movement for good. When entering the water or descending to...

This is a must-have item for your spearfishing weight belt set up. It is great for clipping on accessories like lobster bags, stringers, easy lo...

Neptonics Powerhead Holder that goes on to your weight belt. This a a great way to keep your powerhead safe, secure, and ready to go when you need ...

Each Neptonics Beaver Tail clip sold separately. Includes male & female parts + screws to secure. Fits most wetsuits as well as ALL Neptonics w...

Neptonics Wetsuit Extender attaches to the beaver tail adding 5in, allowing a better fit on people with longer torsos. Made of 3mm neoprene will fi...

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...

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...

Neptonics Women's Apparel. Comfortable, stylish, and ready for fun! 100% pre shrunk cotton.

With optional 2.0mm SPECTRA -1000lb+ RedTide Speargun Reels are a great reel for spearfishing. Available in several sizes from reels that hold 30, ...

Redtide speargun reels are a great reel for spearfishing Several sizes from reels that hold 30, 50, 70 & 100 meters of spectra Beefed-up drag...

Redtide speargun reels are a great reel for spearfishing Several sizes from reels that hold 30, 50, 70 & 100 meters of spectra Beefed-up drag ...

30m, 50m, 70m, 100mwith optional 2.0mm SPECTRA -1000lb+ Several sizes from reels that hold 30, 50, 70 & 100 meters of spectra Provides much bet...

Replacement Base

Replacement Slide Ring 

Replacement Tips

All of the Salvimar Knives are the perfect addition to the dive bag and belt. Each of these knives have valuable features that make them the perfec...

The Noah is a low volume mask with innovative technology, for a frame merged into the silicon skirt. Excellent field of vision and very lightweight...

The Salvimar ONE Freediving Watch will get you underwater without sinking your bank account. With apnea features such as depth gauge, surface time...

The Salvimar Speargun has an aluminum barrel with an integrated shaft guide for added accuracy. It has a tapered profile for improved maneuverabili...

This is the Sea Pearls Coated Lead Lace-thru Dive WeightsGet the convenience of hard weights without the mess. The Sea Pearls Vinyl Coated Weights ...

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

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

Boats pose more of a threat to spearfishing enthusiasts than sharks. That's why the SpearMaster Spearfishing Bullet Float is a must-have for every ...

Fantastic spearfishing fins for an incredible price! Spearmaster fins are constructed from an advanced composite-fiber compound to provide the fre...

Spectra Replacement Kit & Tool

Spearfishing just got easier with these Spiral Flashers. They use the wave action to spin and throw light all over the place. They are 42 inches ...

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 & ...

Flashers are a great tool to have with you when you are hunting pelagic fish, but we have also seen reef fish and even calicos (kelp bass) go crazy...