Smith & Wesson M&P .40 S&W Trigger Bar Assembly Used – Part# MP4019D multi-frame 40 S&W 10 rd ✓

40 S&W 10 rd ✓ Yes M&P

The cylinder stop is a critical timing component that locks the cylinder in proper alignment with the barrel for each shot

Model 67-4

Always verify compatibility with your specific firearm before ordering

357 Sig Compact

Smith & Wesson M&P .40 S&W Trigger Bar Assembly Used – Part# MP4019D multi-frame 40 S&W 10 rd ✓Smith & Wesson M&P . 40 S&W Trigger Bar Assembly Used Part Number: MP4019D Condition: Used (Factory Original) Caliber: . 40 S&W Restore your M&P . 40 to factory correct function with this genuine Smith & Wesson replacement trigger bar assembly. The trigger bar is a critical fire control component that transfers trigger pull to the sear, initiating the firing sequence. Part Number: MP4019D Fits: Smith & Wesson M&P . 40 S&W (full size) Caliber: . 40 S&W