Smith & Wesson J Frame Mainspring/Hammer Spring All Models — Factory New Part 071040000 .38 special 32 H&R Magnum (also fires

32 H&R Magnum (also fires

This is from the Jerry Miculek Performance Center version

Installation: Disassembly and reassembly required

J Frame Airweight Family

This critical component ensures proper cylinder lockup and reliable operation

Smith & Wesson J Frame Mainspring/Hammer Spring All Models — Factory New Part 071040000 .38 special 32 H&R Magnum (also firesSmith & Wesson J Frame Mainspring Hammer Spring All Models, Factory New OEM Part Genuine factory new Smith & Wesson OEM mainspring (hammer spring) for all J Frame revolvers. The mainspring is the powerplant of the fire control system it provides the force that drives the hammer forward to strike the firing pin and ignite the primer. A worn or weakened mainspring causes light primer strikes, misfires, and inconsistent ignition. This factory replacement