All Products

The Prometheus reversal stop latch for the version 2 (fits M4, etc) is necessary to those looking to get the most out of their version 2 airsoft gearbox. This part keeps your...

The Prometheus Tappet Plate - Version 2.  Just your standard V2 tappet plate for AEG airsoft guns.  Very high quality, made in Japan.  Works on all standard M4 type guns and...

Prometheus Hard Hopup Bucking

Airsoft Prometheus Shim Set. Super high quality metal shims, made in Japan. Perfect high-end mechbox shims for your airsoft gun. If you're upgrading your gun with some heavy equipment, we'd...

Prometheus Pin Opener for Mini Connectors (Red). Fits on mini airsoft batteries for opening up the 'pins' on the connection areas. Great tool if you repair or handle lots of...

Prometheus MP5 229mm AEG Barrel.  The EG series is a 6.03mm inner barrel diameter.  May increase your FPS and accuracy after installation.  One of the most popular and best made barrels...

Prometheus M4A1 6.03mm EG 363mm Barrel. Fits all airsoft M4 standard variants. If you have a M4 carbine, and you're not sure which tightbore size you want, you can't go...

Prometheus M4A1 6.03mm EG 407mm Barrel.  The EG series is a 6.03mm inner barrel diameter.  May increase your airsoft FPS and accuracy after installation.  One of the most popular and best...

The Prometheus inner tightbore airsoft barrel from Japan. A very nice upgrade for any airsoft AEG, just drop this barrel in your gun. Made for the M16 standard rifle or...