Smith & Wesson Model 51 J Frame Thumb Piece & Nut Blue Steel .22 Magnum, Part# 51157 8 3/8 inch your revolver pre-dates 1957–58 and

your revolver pre-dates 1957–58 and requires old-style parts

68123A Smith & Wesson L Frame Model 681 4" Barrel Non Pinned

Proper fitting and timing are essential for safe operation

Not compatible with new MIM-style Model 610 frames

Authentic OEM factory new 5" stainless steel barrel for the Smith & Wesson Model 4506 pistol

Smith & Wesson Model 51 J Frame Thumb Piece & Nut Blue Steel .22 Magnum, Part# 51157 8 3/8 inch your revolver pre-dates 1957–58 andSmith & Wesson Model 51 Thumb Piece & Nut Part# 51157 This is a genuine factory Smith & Wesson thumb piece and nut for the J Frame Model 51 revolver chambered in . 22 Magnum Rimfire (. 22 WMR). An old style used blue steel part in serviceable condition a cost effective solution for replacing a worn, damaged, or missing cylinder release latch on your Model 51. The thumb piece (also called the cylinder release latch or cylinder latch) is the lever on