AIP 120% Enhance Loading Nozzle spring for Marui 5.1/4.3/1911
Production Model : AIP-51-77 - Steel Metal 120% Power up Upgrade Part- Suitable for Tokyo Marui Hi-capa / 1911 Series Airsoft Gas Blow Back GBB Pistol- As always, upgrading GBB require necessary skill & technique, consult expertise if needed