Ryohin Buhin Angry Gun 130% Strengthened Recoil Spring, Stainless Steel, for Tokyo Marui GBB AK Series (AKM/AKX Only)

Compatible Airsoft Guns: Tokyo Marui GBB AK Series (AKM/AKX) This recoil spring for the Tokyo Marui GBB AKM is manufactured by parts manufacturer AngryGun. This 130% stronger spring than the standard version provides faster bolt return and crisper action! Installation is as simple as following the included instructions and replacing the spring! Even beginners can easily enjoy customizing their gun. It not only enhances the shooting experience, but also provides a comfortable bolt return experience when enjoying the action at home. *Please note that because the strong spring is recoiled by gas pressure, its performance may vary depending on the ambient temperature more than a standard spring.