Smith & Wesson M&P .40 S&W Locking Block Used – Part# MP4015E J It's a fun and functional

It's a fun and functional way to show support for those who serve and protect

The cylinder stop (also called the cylinder bolt) locks the cylinder in alignment with the barrel during firing

Part Number: GT0031

emergency preparedness

Barrel Length: 4-3/5"

Smith & Wesson M&P .40 S&W Locking Block Used – Part# MP4015E J It's a fun and functionalSmith & Wesson M&P . 40 S&W Locking Block Used Part Number: MP4015E Condition: Used (Factory Original) Caliber: . 40 S&W Restore your M&P . 40 to factory correct function with this genuine Smith & Wesson replacement locking block. The locking block is a critical fire control component that locks the barrel into battery during firing proper fit and function are essential for safe and reliable operation. Part Number: MP4015E Fits: Smith & Wesson M&P .