Smith & Wesson M&P .40 S&W Trigger Bar Assembly & Spring Used – Part# MP4019 npre20u or missing side plate compromises

or missing side plate compromises the structural integrity of the action and can allow internal parts to shift or fall free

The term "hand ejector" came to denote all revolvers in which the action opened by swinging to the left side of the frame

Non-pinned design in stainless steel

44248 Smith & Wesson Pistol Model 442 Side Plate with 2 Screws Only

K155 Smith & Wesson Used K Frame Model 1905 M&P 2"

Smith & Wesson M&P .40 S&W Trigger Bar Assembly & Spring Used – Part# MP4019 npre20u or missing side plate compromisesSmith & Wesson M&P . 40 S&W Trigger Bar Assembly & Spring Used Part Number: MP4019 Condition: Used (Factory Original) Caliber: . 40 S&W Restore your M&P . 40 to factory correct function with this genuine Smith & Wesson trigger bar assembly and spring. The trigger bar is a critical fire control component that transfers trigger pull to the sear, initiating the firing sequence. This listing includes both the trigger bar and the associated spring as an