Smith & Wesson M&P 45 2.0 Locking Block Used – Part# MP4502D
Smith & Wesson M&P 45 2.0 Locking Block – Used
Part Number: MP4502D | Condition: Used (Factory Original) | Caliber: .45 ACP
Restore your M&P 45 2.0 to factory-correct function with this genuine Smith & Wesson locking block. The locking block is a critical component that locks the barrel into battery during firing — proper fit and function are essential for safe and reliable operation. The M&P 2.0 features updated internal geometry compared to the original M&P — use only 2.0-specific parts for proper fit.
- Part Number: MP4502D
- Fits: Smith & Wesson M&P 45 2.0
- Caliber: .45 ACP
- Condition: Used – factory original S&W part
- Installation: Gunsmith fitting recommended
Compatibility Note
This locking block is specific to the M&P 45 2.0. It is not interchangeable with the original M&P 45 (MP4502/MP4502A/MP4502C), 9mm, or .40 S&W variants. 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.
Professional gunsmith installation recommended. Some parts may require fitting.