Smith & Wesson K Frame M&P 1st Model 4 Screw Cylinder & Yoke Assembly - Serial# 3312 Blue Steel .38 Colt - Used OEM Part MPC2 k19-8n This set includes the bolt

This set includes the bolt

The hammer and stirrup assembly is essential for proper firing pin operation and reliable ignition

Factory new NOS (New Old Stock) OEM part from Smith & Wesson

Smith & Wesson K Frame Model 10-7 Trigger Assembly —

Made in the USA

Smith & Wesson K Frame M&P 1st Model 4 Screw Cylinder & Yoke Assembly - Serial# 3312 Blue Steel .38 Colt - Used OEM Part MPC2 k19-8n This set includes the boltAuthentic Smith & Wesson K Frame M&P 1st Model Cylinder & Yoke Assembly This genuine S&W cylinder and yoke assembly is designed for K Frame Military & Police 1st Model revolvers in . 38 Colt. Featuring blue steel construction and the classic 4 screw design, this used OEM part is a rare find for collectors and restorers of early Smith & Wesson revolvers. Key Features Authentic Smith & Wesson OEM part Blue steel finish Classic 4 screw design 6 shot