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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...

When you shoot a monster fish, there is a potential that you may have landed a world-record fish, so make sure you have a certified scale to docume...

Sea Gold by M Essentials is a powerful anti-fog formula that lasts longer than other anti-fog treatments. It's highly concentrated, so a little goe...

The Neptonics Bungee Floatline is a Floatline and Bungee in One! Features a 1600lb continuous Spectra core running throughout the UV protected tubi...

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...

The flasher float is the perfect float for traveling and hunting in blue water with lighter-weight ladder and cork-screw flashers. We also like t...

Authentic Garmin replacement bands and charger cables for MK1, MK2 & MM2i.

Spearfishing just got easier with our Ladder Flashers. Over 5 feet long these highly reflective ladders flashers throw light all over the place. Ho...

Heavy-Duty Lobster Bags for Large Lobsters Secure your lobster catch with this cleverly designed lobster bag. The Heavy-Duty Lobster Bag is equipp...

Mutiny Lobster Bag

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...

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

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...

Neptonics Beverage Wetsuit! A sick ass way to keep your favorite beverage icy cold!

Spearfisherman and Fish the world over respect the quality and strength of the Neptonics Bluewater Pro Floatline. The 100% Spectra Core gives this ...

We are proud to offer and manufacture the Neptonics Spearfishing Bungee. It’s made with the same quality craftsmanship and detailed construction t...

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 ...

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 Coalescence Pro Floatline is a Floatline and Bungee in One! It features a 1600 lb continuous Spectra core running throughout the UV-p...

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...

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...

The Neptonics Deluxe Travel Speargun Case is an essential when globetrotting to your dive destination! Designed for guns that break down for travel...

The Neptonics Dive Light Belt HolsterThe Neptonics Dive Light Belt Holster is one of the best additions you can get with your Neptonics 860 Lumen D...

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...

Neptonics Easy Reach Loader is a wrist load assist to help load long roller guns.Simply attach the small hook on the wishbone and use the strength ...

Fin Keepers help prevent fin sores, eliminate noise generated by fins, and help secure when using oversized fins. Neptonics Fin Keepers are designe...

The Neptonics fish rattle is a great way to attract the attention of a fish; all you need to do is shake it underwater and it sounds similar to th...

The Neptonics Fish Scaler is made from 316ss. If you like cooking whole fish this is a must have. Makes quick work of scaling your catch.

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

Neptonics Foot Pockets are ultra-lightweight and incredibly durable. Named the "Featherlite" foot pocket, these are one of the few pockets on the m...

Celebrate your love for spearfishing this Love Of Spearfishing Shirt!

Neptonics 10mm Free Diving Line is super soft and strong! Made to work in conjunction with the Octopus Freediving Gear. The line comes in four len...

The Neptonics Free-Diving Float is awesome for line diving. It has a full strap with a D-ring to clip your Line, Float line or Kelp clip too. Use i...

Free diving is an incredible, life-changing experience that should only be performed with the utmost safety precaution and, of course, proper equip...

The Neptonics snorkel is our all-time favorite for free diving, snorkeling, and spearfishing because of its extra-wide tube. It is extremely comfor...

The Neptonics Gear Cube is made of UV treated PVC. These gear cubes are perfect for organizing all the extra essentials in your gear bag. Perfect f...

The Neptonics Gyotaku Shirt design is a rubbing done by our dive buddy EXÖTICA! The 187lb Dogtooth Tuna shot by Jerry Guerra was rubbed at sea on a...

Neptonics Hats! Well they're hats, but they are pretty bad ass! High quality SNAPBACKS!

Super handy for stringing fish and abalone for storage in your kayak or cooler. Two welded points of contact create strong design built to last for...

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 Neptonics Fully Rigged Kayak Kelp Clip allows you to easily secure your kayak or dive board to kelp. This setup is a perfect and noninvasive wa...

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

The Neptonics Load Assist is a must have accessory for loading roller guns, long spearguns, or for spearfishers with shoulder injuries. It lets you...

The Marseilles rubber weight belt from Neptonics is a great choice for free diving and spearfishing. This belt is ultra-stretchy and stays around y...

The Neptonics Ocean Stealth Spearfishing Lycra Suit, is an elite Lycra full suit to protect you in the warmest of oceans. Its camouflage pattern is...

The Neptonics P-TOUGH Booties are the apex of spearfishing and freediving booties. Engineered for performance, comfort, durability, and protection....

The Peripheral Mask from Neptonics offers an amazing balance between low volume and peripheral view for spearfishing. It is perfect for deep diving...

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

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...

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

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...

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...

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...

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

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 is proud to offer our Stainless Steel Crimping Tool. Its built for crimping spearfishing mono and stainless steel cable. Hardened for dur...

Neptonics Stickers

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...

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...

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

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...