Guns Modify Enhanced HOP Up Adjuster Set Compatible with Tokyo Marui M4 GBB

This is a HOP up adjuster set compatible with Tokyo Marui's M4 GBB. Includes HOP dial base, HOP dial, dial screw, HOP click pin, HOP click pin SP, HOP lever A, O-ring, and damper. (Genuine model number: MGG2-98/106/107/108/109/110/111/112) The HOP dial base is made of aircraft grade 6061-T6 aluminum alloy, which is lightweight, strong, and corrosion resistant. Other parts are made of highly rigid steel. It is formed by computer-controlled CNC cutting, resulting in a high-precision finish. This product is for advanced users and requires air gun disassembly and assembly skills. This product is an air gun part made overseas. Please understand the following points before purchasing. The package may be damaged or dirty. Modifications and adjustments may be required for installation. Due to inspection during customs clearance, there may be signs of opening or use.