Wilson Combat 703G18 Recoil Spring 18 LBS 45 ACP 1911

Wilson Combat's 18 lb. recoil spring full size 5" 45 ACP shooting 230 gr hardball equivalent or standard pressure JHP self-defense ammunition with a power factor of 175,000 to 195,000 (Velocity x Bullet Weight = Power Factor) Average service life 15,000 Rounds. Keeping a fresh recoil spring in your pistol will dramatically reduce the pounding your slide and frame receive.