The MEC Stock Buffer for Tokyo Marui MWS GBB is precision machined from a lightweight 6000 series aluminum alloy. It is designed to reduce recoil and stabilize the shot. Reduced recoil allows for faster and more accurate shots and improves consistency and efficiency of gas usage.Features: · Designed for competition · Reduces recoilSpecifications: · Weight: 58g · Size: 87 x 24 x 24mm · Material: Alloy 6000 series aluminum Compatibility: Tokyo Marui M4 MWS GBB