– Best use in Conjunction with Metal Slide/Outer Barrel + High Flow Blowoff Valve
– Recoil Spring produces stronger & faster blowback feel
– Hammer Spring increase the hammer tension resulting higher gas output, i.e. more power fps
– Suitable for Marui Hi-Capa 5.1 / 4.3 / 1911 / MEU Series Airsoft Gas Blow Black GBB Pistol
– As always, upgrading GBB require necessary skill & technique, consult expertise if needed
Major Color : Black
Built Material : Metal
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