AEG Pistons & Piston Heads

An One-Way Bearing Piston Head for the Tokyo Marui M4 Recoil Shock Series. A great upgrade to replace the original M4 Piston Head. Item Code: 1173

A high quality piston from Wii Tech for the Tokyo Marui Recoil Shock series. This is best used with a matching Wii Tech piston head to minimize an...