S&W K Frame Model 66 4" Pinned Barrel .357 Magnum Stainless Used - 6623H K-22 Old style thumb piece design

Old style thumb piece design

Factory new OEM reversible magazine release for Smith & Wesson TSW series pistols

Will NOT fit new MIM-style triggers

Part Number: 3006322

This precision-engineered component provides reliable windage and elevation adjustment

S&W K Frame Model 66 4" Pinned Barrel .357 Magnum Stainless Used - 6623H K-22 Old style thumb piece designSmith & Wesson K Frame Model 66 4" Pinned Barrel Stainless Steel Replace the barrel on your Model 66 Combat Magnum with this authentic Smith & Wesson factory 4" pinned barrel. Finished in stainless steel to match the original hardware, this old style used barrel is the correct OEM replacement for the K Frame . 357 Magnum revolver. Part Number: 6623H Length: 4" Style: Pinned Finish: Stainless Steel Condition: Used, old style Fits: Smith & Wesson K