Wolff Browning Hi-Power Recoil Calibration Pak Recoil Spring Kit

For optimum reliability with hardball and hot handloads.

Improves overall function by matching the spring to the specific loads being fired. Wide range of recoil springs to match your loads and shooting conditions.

Fits 9mm and .40 S&W pistols.

Recoil Pak includes: (1) 17 lb, (1) 18.5 lb, (1) 20 lb, and (1) 22 lb conventional recoil springs, plus (3) extra power firing pin springs.

Variable Pak includes: (1) 10 lb, (1) 11 lb, (1) 12 lb, (1) 13 lb, (1) 14 lb, (1) 15 lb, and (1) 16 lb variable power recoil springs, plus (3) extra power firing pin springs.

Factory springs: 9mm is 17 lb; .40 S&W is 20 lb.

Make Model Fit: Browning Hi-Power.

Spring Weight (conventional): 17, 18.5, 20.