Smith & Wesson M&P Shield Slide Stop Spring
Factory OEM Part #422180000
Genuine Smith & Wesson factory slide stop spring for M&P Shield pistols. Essential component that provides tension for the slide stop lever.
Key Features:
- Factory OEM quality
- Precision-wound for proper tension
- Ensures reliable slide lock function
- Direct replacement spring
- Universal fit across Shield platform
Compatibility:
✓ Compatible with:
- M&P Shield 9mm (1.0 & 2.0)
- M&P Shield .40 S&W (1.0 & 2.0)
Function:
The slide stop spring provides the upward tension needed for the slide stop lever to engage the slide notch when the magazine is empty, locking the slide to the rear. Also provides tension for the takedown lever function.
When to Replace:
Replace if slide fails to lock back on empty magazine, if spring shows signs of weakening or compression, or if takedown lever feels loose.
Maintain reliable slide lock function with genuine Smith & Wesson factory parts.