Description
Wolff COLT 1911 MASTER VAR PWR RECOIL CALIB PAK
Stock No. 13117 – Master Calibration Pak – Variable
This pak contains 1 each of 16.5 Lb. factory standard recoil spring, 9, 10, 11, 12, 13, 14, & 15 reduced power variable recoil springs, 17.5, 18.5, 20, & 22 Lb. extra power variable recoil springs and 5 each extra power firing pin springs.