Smith & Wesson M&P Shield Trigger Bar - 9mm/.40/ All Generations - Factory OEM 422270000 mp452.0 and releases the hammer to

and releases the hammer to fire

Complete with yoke (crane) assembly

357 Magnum) - 1957-1994

This mainspring fits all Smith & Wesson J Frame revolvers

Smith & Wesson M&P Shield Trigger Bar - 9mm/.40/ All Generations - Factory OEM 422270000 mp452.0 and releases the hammer toSmith & Wesson M&P Shield Trigger Bar 9mm . 40 All Generations Factory OEM Part 422270000 Genuine Smith & Wesson factory trigger bar designed for M&P Shield pistols across all generations. This critical fire control component connects the trigger to the sear mechanism, ensuring reliable trigger function and consistent performance. Key Features: Factory OEM Quality: Genuine S&W part #422270000, not aftermarket Precision Machined: Manufactured to exact