S&W M&P9 Trigger Bar Full Size/Compact | OEM 277510000 4003 This critical internal part rotates

This critical internal part rotates the cylinder during trigger operation

Quality used condition with minimal wear

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The ejector is a critical component that kicks spent casings out of the ejection port after firing

S&W M&P9 Trigger Bar Full Size/Compact | OEM 277510000 4003 This critical internal part rotatesSmith & Wesson OEM Trigger Bar for M&P9 Pistols This factory trigger bar is a critical fire control component that connects the trigger to the striker system in M&P9 pistols. Genuine S&W quality ensures proper fit, reliable function, and consistent trigger pull. Genuine S&W Part: Factory OEM component (Part #277510000) 9mm Caliber: Designed specifically for M&P9 pistols Universal Size: Fits Full Size and Compact models Critical Component: Essential