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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
J Frame Airweight Family
Case hardened finish provides exceptional wear resistance and durability
The cylinder stop works in conjunction with the hand to control cylinder rotation and timing
This critical fire control component is essential for proper pistol function and reliable ignition
Installation: Disassembly and reassembly required
Smith & Wesson J Frame Mainspring/Hammer Spring All Models — Factory New Part 071040000 .38 special J Frame Airweight FamilySmith & 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
