CowCow RS1 Hi Capa / 1911 Recoil Spring
It is made of high strength spring steel. Its short length design with 2 different tensioned coil zone can enhance the efficiency of recoil cycling. Also, it can improve the recoil control and make easier handling on blowback cycling.
The RS1 Recoil Spring is compatible with Tokyo Marui and other similar Hi-CAPA / 1911 Series Airsoft GBB Pistol.