PTS MEC R-Type Piston Head for KWA TT-33, M9, M93R, MP7

PTS MEC R-Type Piston Head for KWA TT-33, M9, M93R, MP7 Metal Construction Design For Replace the Original Parts Also better suited to deal with the prolonged rigors of green gas usage Suitable for KWA TT-33, M9, M93R, MP7 Series Airsoft Gas Blow Back GBB Pistol