The K-Frame revolver is one of the most important innovations in Smith & Wesson history and was built specifically to handle the .38 S&W Special cartridge. Since its introduction in 1899, the K-Frame has been a favorite for military and police professionals as well as target shooters and enthusiasts. Today’s K-Frame is available in .22 LR and .38 S&W Special. Specifications: – Caliber: .22 LR – Capacity: 10 Rounds – Barrel Length: 4″” / 10.2 cm – Front Sight: Patridge – Rear Sight: Adjustable – Grip: Synthetic – Action: Single/Double Action – Frame Size: Medium – Exposed Hammer – Finish: Satin Stainless – Overall Length: 9.13″” / 23.2 cm – Material: Stainless Steel Frame Stainless Steel Cylinder – Weight Empty: 38.9 oz / 1,102.8 g “