Smith & Wesson K Frame Thumbpiece - Model 18 - Blue Finish - Used - .22 LR K194 Model 15 or failure to fire when

or failure to fire when the trigger is pulled

Critical timing component for proper cylinder rotation

designed for the most powerful handgun cartridges

Introduced in 1959

Smith & Wesson K Frame Thumbpiece - Model 18 - Blue Finish - Used - .22 LR K194 Model 15 or failure to fire whenFactory OEM Smith & Wesson K Frame Thumbpiece (Cylinder Release) Part Number: K194 Compatibility: K Frame Model 18 Caliber: . 22 LR (Rimfire) Finish: Blue Condition: Used This is an authentic Smith & Wesson factory thumbpiece (cylinder release latch) for K Frame Model 18 revolvers. The thumbpiece is the lever you press to release the cylinder for loading and unloading. Features: Genuine Smith & Wesson factory part Blue finish matches original factory