Genuine Smith & Wesson factory OEM magazine buttplate for M&P 40 Full Size pistols. This buttplate extension fits 10-round magazines and provides a secure grip surface.
- Part Number: 278480000
- Capacity: 10 round magazine
- Compatibility: M&P 40 Full Size (1.0 and 2.0)
- Caliber: .40 S&W
- Condition: Factory new
- Quality: Authentic OEM part manufactured to S&W specifications
Replace or upgrade your M&P 40 magazine buttplate with this genuine factory component.