Hammer springs are available in a variety of weights to allow adjustment of the trigger and let-off to individual needs. Hammer spring packs offer a savings over individually purchased springs and are recommended when exact poundage desired is unknown. Installation requires disassembly and assembly of firearm.
Gunsmithing Required: No
Contains 1 each of 16, 17, and 18 lb reduced power hammer
For use in 39,439,539,639,3904,3906,3944,3946,59,459,559,659,5903,5904,5906,5923,5924,5926,5943,5944,5946,5967,909,910,915 9mm
Smith and Wesson pistols use two different hammer springs (Short and Long) for most centerfire semi auto pistols. Both
springs have a factory rating of about 20 lb
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