Wolff Reduced Power Variable Recoil Spring for S&W 645/745/4506/4526/4546 .45 ACP 8LB - 47308 Side Plate Screw Set (3) This barrel is the correct

This barrel is the correct replacement for pre-1982 Model 43 Airweight revolvers

Genuine factory new Smith & Wesson rebound slide stop designed for J Frame revolvers

Construction: Old Style Forged (Non-MIM)

Package Contents: 1 Wolff Recoil Spring (17 LB) + 1 Extra Power Firing Pin Spring

ensuring smooth and reliable function

Wolff Reduced Power Variable Recoil Spring for S&W 645/745/4506/4526/4546 .45 ACP 8LB - 47308 Side Plate Screw Set (3) This barrel is the correctWolff Reduced Power Variable Recoil Spring for Smith & Wesson . 45 ACP Pistols Premium 8 pound reduced power variable recoil spring engineered for Smith & Wesson 3rd generation . 45 ACP pistols. This complete kit includes both the recoil spring and firing pin spring for optimal performance and reliability. Key Features: 8 LB reduced power design for smoother cycling and reduced felt recoil Variable pitch spring construction for consistent performance