Wolff Reduced Power Variable Recoil Spring 9LB for S&W 645/745/4506/4526/4546 .45 ACP 47309 Security-Six New Old Stock (NOS) blued

New Old Stock (NOS) blued side plate for the Smith & Wesson K Frame Model 10 chambered in

357 Magnum Square Butt Yes Not compatible with round butt Model 66 variants

Part # 384510000 Smith & Wesson J Frame All Models MIM Smooth Polished Trigger

This 5-pack includes black steel moon clips that hold 8 rounds each

The rebound slide returns the hammer to the rest position after firing and is a critical component of the double-action trigger mechanism

Wolff Reduced Power Variable Recoil Spring 9LB for S&W 645/745/4506/4526/4546 .45 ACP 47309 Security-Six New Old Stock (NOS) bluedWolff Reduced Power Variable Recoil Spring 9LB Premium reduced power variable recoil spring designed specifically for Smith & Wesson . 45 ACP pistols. This 9 pound spring provides smoother cycling and reduced felt recoil while maintaining reliable function. Compatible Models: Smith & Wesson Model 645 Smith & Wesson Model 745 Smith & Wesson Model 4506 Smith & Wesson Model 4526 Smith & Wesson Model 4546 What's Included: Variable recoil spring (9 LB)