47316 Wolff S&W 645/4506 45acp 16 LB Recoil Spring EXTRA Power

Recoil springs are available in a variety of load ratings to allow adjustment of the recoil function to meet various requirements. All load-rated recoil springs include an extra power firing pin spring.

• Reduced Power : 8, 9, 10, 11 & 12 Lb. (Variable)
• Factory Standard : 14 Lb.
• Extra Power : 15, 16, 17, 18, 20, 22 & 24 Lb.