Smith & Wesson M&P Shield/Equalizer Locking Block Coil Pin - 9mm/.40/.45 All Generations - Factory OEM 422110000

Smith & Wesson M&P Shield/Equalizer Locking Block Coil Pin - 9mm/.40/.45 All Generations - Factory OEM Part 422110000

Genuine Smith & Wesson factory locking block coil pin for M&P Shield and Equalizer pistols. This small but critical pin secures the locking block to the frame, allowing it to pivot and cam the barrel during the locking and unlocking cycle. Universal fit across all Shield and Equalizer calibers and generations.

Key Features:

• Factory OEM Part: Genuine S&W part #422110000, not aftermarket
• Universal Fit: Works with all Shield and Equalizer calibers (9mm, .40, .45) and generations (1.0 & M2.0)
• Precision-Machined: Coil pin design for secure retention
• Critical Component: Secures locking block assembly to frame
• Direct Replacement: Drop-in replacement for worn or damaged pins
• Factory New: Never used, original packaging

Compatibility:

Fits all Smith & Wesson M&P Shield and Equalizer pistols:

• M&P Shield 9mm 1.0
• M&P Shield 9mm M2.0
• M&P Shield .40 S&W 1.0
• M&P Shield .40 S&W M2.0
• M&P Shield .45 ACP 1.0
• M&P Shield .45 ACP M2.0
• M&P Equalizer (all models)

Note: This pin is universal across the entire M&P Shield and Equalizer platform. Not compatible with Shield Plus or M&P Full Size/Compact models.

Specifications:

• Brand: Smith & Wesson
• Part Number: 422110000
• Caliber: 9mm, .40 S&W, .45 ACP
• Model: M&P Shield (all calibers, 1.0 & M2.0), M&P Equalizer
• Part Type: Locking block coil pin
• Condition: Factory New

Function:

The locking block coil pin secures the locking block to the frame, allowing it to pivot and cam the barrel during the locking and unlocking cycle. This small but critical component is essential for proper barrel lockup and safe operation.

When to Replace:

Replace if the pin shows wear, deformation, or if the locking block has excessive play. While small, this component is critical for maintaining frame integrity and proper barrel lockup.

Installation:

Requires disassembly of the frame and locking block assembly. Professional installation by a qualified gunsmith is recommended to ensure proper fit and function.

Why Choose Factory OEM?

Factory replacement parts are manufactured to exact specifications and tolerances using the same materials as original equipment. This ensures reliable performance, proper fit, and maintains your firearm's safety and functionality.

Questions about compatibility with your specific Shield or Equalizer model? Contact us - we're here to help you get the right part.