Smith & Wesson M&P .45 ACP Trigger Headed Pin Used – Part# MP4506B
Smith & Wesson M&P .45 ACP Trigger Headed Pin – Used
Part Number: MP4506B | Condition: Used (Factory Original) | Caliber: .45 ACP
Restore your M&P .45 to factory-correct function with this genuine Smith & Wesson trigger headed pin. The trigger headed pin retains the trigger assembly within the frame — a missing or damaged pin can cause trigger instability or prevent proper function of the fire control group.
- Part Number: MP4506B
- Fits: Smith & Wesson M&P .45 ACP
- Caliber: .45 ACP
- Condition: Used – factory original S&W part
- Installation: Gunsmith fitting recommended
Compatibility Note
This trigger headed pin is specific to the M&P .45 ACP. If you are unsure of compatibility, contact us with your model and serial number.
Factory Replacement Quality
Genuine Smith & Wesson factory parts are manufactured to the exact specifications and tolerances of the originals — same materials, same dimensions, same reliable function.
Gunsmith assistance recommended if unfamiliar with pistol disassembly.