Smith & Wesson K Frame Thumbpiece - Model 18 - Blue Finish - Used - .22 LR K194 N74 It does NOT fit older

It does NOT fit older models with recessed cylinders

Part Number: 248700000

and one loading guide for efficient magazine loading

Thickness: 3/8"

56 K-Frame

Smith & Wesson K Frame Thumbpiece - Model 18 - Blue Finish - Used - .22 LR K194 N74 It does NOT fit olderFactory 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