Smith & Wesson M&P 9 Compact Locking Block 9mm Used OEM Part MP9C2 Pistol Case If you are unsure whether

If you are unsure whether this part fits your specific revolver

This high-capacity magazine features durable steel construction with a corrosion-resistant FDE coating and a polymer follower for reliable feeding

The white outline rear sight provides a high-contrast sight picture that helps your eye quickly align the front and rear sights

Part Number: 392100000

Smith & Wesson Model 34 (

Smith & Wesson M&P 9 Compact Locking Block 9mm Used OEM Part MP9C2 Pistol Case If you are unsure whetherSmith & Wesson M&P 9 Compact Locking Block Used OEM Factory Part Part #: MP9C2 Fits: M&P 9 Compact (9mm) This is the factory locking block that locks the barrel into battery and provides the structural interface between the barrel, frame, and slide during the firing cycle. A critical component for safe and reliable operation. Smith & Wesson factory OEM part Manufactured to original S&W specifications and tolerances Used surplus part in good working