Airsoft Innovations GunGas Propane Adaptor Kit Factory Spare Parts The Shocktech Shim kit is

The Shocktech Shim kit is perhaps a better way to boost or lower your velocity range than changing or cutting springs

Solid construction

10² Micro Ported Barrel

A tuned pin with a tapered head reduces turbulence while entering the valve guide

This classic Spyder Semi-Auto has been redesigned for 2007

Airsoft Innovations GunGas Propane Adaptor Kit Factory Spare Parts The Shocktech Shim kit isDid you know green gas is propane? Don't overpay for the same product. This kit allows you to fill your GBB magazines with propane, saving you tons of money over time. Features: Completely re useable Compatible with nearly every gas gun. Adapters for both propane and computer duster gas Reduce gas costs by 80% Soft sealing plastic tip doesn't mar brass magazine fill valves Comes with a repair tip in case you damage the propane adapter tip Shippable