Smith & Wesson J Frame Model 32 & 33 Mainspring, Stirrup & Swivel .38 S&W Used - Part #V339 Slide Model 637 (

Model 637 (

Part Number: K193

40 Pistols

Part# 1061 Smith & Wesson Revolver K Frame Model 10 Cylinder Assembly

Smith & Wesson J Frame Model 32 & 33 Mainspring, Stirrup & Swivel .38 S&W Used - Part #V339 Slide Model 637 (Smith & Wesson J Frame Model 32 & 33 Mainspring, Stirrup & Swivel . 38 S&W (Old Style, Used) Restore reliable hammer fall on your Model 32 or Model 33 with this genuine Smith & Wesson factory mainspring assembly. The mainspring, stirrup, and swivel work together to drive the hammer these three components are commonly replaced together during action work or when restoring a revolver with a weak or broken hammer spring. This listing includes the