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A photo showing a Smith & Wesson MP4002 locking block pin for a .40 caliber pistol, marked as a used part from the USA guns and gear section.

Smith & Wesson M&P 40c Locking Block Pin .40 S&W Used Part MP4002

$6.99

Smith & Wesson M&P 40c Locking Block Pin — Part MP4002

Original Smith & Wesson factory locking block pin for the M&P 40c semi-automatic pistol chambered in .40 S&W. Used part.

  • Part Number: MP4002
  • Fits: S&W M&P 40c
  • Caliber: .40 S&W
  • Condition: Used
  • Type: OEM Factory Part

Installation: Disassembly and reassembly required. Installation by a qualified gunsmith is recommended.

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