Wolff Reduced Power Variable Recoil Spring 11LB for S&W 645/745/4506/4526/4546 .45 ACP 47311 highway patrolman Square butt configuration for K

Square butt configuration for K Frame Model 66

Precision Machined: Manufactured to exact tolerances for reliable operation

law enforcement professional

and anyone maintaining an M1A or M14

Part Number: M59N1

Wolff Reduced Power Variable Recoil Spring 11LB for S&W 645/745/4506/4526/4546 .45 ACP 47311 highway patrolman Square butt configuration for KWolff Reduced Power Variable Recoil Spring 11LB Premium reduced power variable recoil spring designed specifically for Smith & Wesson . 45 ACP pistols. This 11 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 (11 LB)