Kimber Pro/Compact 1911 .45 ACP/.40 20lb Recoil Spring Assembly 3pk 4000519

Keep your 1911's running in top form with new recoil springs. The 20lb. Compact spring is a direct OEM replacement for all of our Pro & Compact size models in 45 ACP or .40 S&W. Keep your pistol a top performer, change your recoil spring around every 800 rounds.