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The Chum Dinger is the best method of deploying your chum at any depth! Make your next big spearfishing trip get on the fish with ease. this hard c...

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...

K.O. Reusable Powerheads are the perfect underwater protection device for any freediver or SCUBA diver. This is especially true when spearfishing i...

The Kunai Knife is a sturdy, compact, lightweight pointed knife.Magnetic Sheath - The Kunai knife comes with a sturdy and flat Cordura sheath with ...

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...

The Neptonics Catch All Tote comes in two sizes. Made of PVC mesh. It Has double reinforced straps and bottom. These bags are perfect for carrying ...

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...

OurDYNEEMA GLOVES are better than ever with our newly upgraded design.We have added an internal teflon coating, making them easier and quicker to s...

The Neptonics Push Button Dive Light is great for spearfishing! It shines bright in holes and is extremely effective at spotting lobsters at night ...

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 ...

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...

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

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...

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...

The NAT Camo wetsuit has a really good Camo Pattern. HT-Weld Technology which ensures the seams stay tight for the full lifetime of this spearfishi...