Smith & Wesson M&P 9 Locking Block - Full Size - Used OEM Part Used J Frame Parts allowing you to fine-tune your

allowing you to fine-tune your revolver's trigger pull for improved accuracy and smoother shooting

The recoil spring assembly controls the slide's rearward and forward motion during firing and cycling

Engineered for consistent tension and reliable extraction

Part Number: 58139

In double-action

Smith & Wesson M&P 9 Locking Block - Full Size - Used OEM Part Used J Frame Parts allowing you to fine-tune yourSmith & Wesson M&P 9 Locking Block for Full Size Pistols This used OEM locking block provides a centralized point of contact for trigger components and a channel for the takedown lever. Authentic S&W part in good working condition. Part Number: MP902D Caliber: 9mm Condition: Used Good Working Condition Type: OEM Factory Part Model Fit: M&P 9 Full Size (1. 0 generation) Function: Secures trigger components and takedown lever Compatibility: Fits Smith &