These Shooter's Packs are a great upgrade for popular revolvers. Replacement springs improve trigger function for better shooting performance.
Features: Reduced power spring kit
Gunsmithing Required: No
Due to changes in the gun by the manufacturer, this spring will only fit rimfire SP101s manufactured prior to 2011.
Contains 1 each 9, 10 and 12 lb reduced power hammer springs (factory 14 lb) and 1 each 8lb trigger return spring (factory
trigger spring is 10 lb)
Disassembly and reassembly of firearm required for installation
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