Smith & Wesson N Frame All Models Thumb Piece & Nut Used Part N8 Marlin Premium Wolff Power Rib mainspring

Premium Wolff Power Rib mainspring designed for Smith & Wesson K

or as a spare component

Part Number: 28160A

This 2-inch barrel is designed for Airweight revolvers featuring aluminum alloy frames

95" to screw hole

Smith & Wesson N Frame All Models Thumb Piece & Nut Used Part N8 Marlin Premium Wolff Power Rib mainspringSmith & Wesson N Frame Revolver All Models Thumb Piece & Nut Blue Steel Old Style Used OEM Part Part# N8 Compatible Models Fits all Smith & Wesson N Frame revolvers, including: Model 27 (. 357 Magnum) Model 28 (. 357 Magnum Highway Patrolman) Model 29 (. 44 Magnum) Model 57 (. 41 Magnum) Model 58 (. 41 Magnum) Model 325 (. 45 ACP) Model 327 (. 357 Magnum) Model 329 (. 44 Magnum) Model 610 (10mm) Model 625 (. 45 ACP) Model 627 (. 357 Magnum) Model 629