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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
torsion spring
Installation: Disassembly and reassembly required
This is from the Jerry Miculek Performance Center version
Verify your model and caliber before ordering
or upgrading your classic
Smith & Wesson J Frame Mainspring/Hammer Spring All Models — Factory New Part 071040000 .38 special torsion springSmith & 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
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