Smith & Wesson K Frame Model 66-1 Barrel 2.5" Pinned Stainless Steel .357 Magnum 6613B replacement part Model 337 AirLite (

Model 337 AirLite (

the 15 LB spring is an excellent choice for carry use

1911 enthusiast

Direct replacement - maintains original firearm specifications

Smith & Wesson K Frame Model 66-1 Barrel 2.5" Pinned Stainless Steel .357 Magnum 6613B replacement part Model 337 AirLite (K Frame Model 66 1 Barrel Premium OEM Replacement Factory Smith & Wesson stainless steel barrel for K Frame Model 66 1 revolvers chambered in . 357 Magnum. This 2. 5" pinned barrel features the classic old style pinned construction that collectors and shooters value for its precision and durability. Key Features: Length: 2. 5 inches (2 1 2") Caliber: . 357 Magnum Construction: Pinned barrel (old style) Material: Stainless steel Condition: Used OEM