18 lbs. Recoil Spring extra power
High quality brand-spring for .45 ACP!
Defaults:
1911 Government .45 ACP = 16 lbs., In .38 Super and 9 Para = 14 lbs. and .40 S & W = 19 lbs.
1911 Officer standard .45 ACP = 22 lbs.
1911 Commander standard .45 ACP = 18 lbs.