Roller Spearguns

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 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...

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...

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...

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 & ...

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 ...

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...