Metal Gear

The gear is adjusted well, the strength of the powder metallurgy gear is enough to carry the modified wave load, and the unit price is low and the cost performance is high.Known adaptations:Jinming 8-13; Lehui AUG, Lehui Dagger 2, Lehui SLRAK, Si Jun, Sima and other mainstream No. 2 and No. 3 (some AK models and modified waves) waves, etc.Renxiang ak is not suitable;