Thread: Spring kit DYI
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Old March 9, 2013, 09:55 AM   #6
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Join Date: January 9, 2013
Posts: 278
With spring kits that are supposed to "smooth the action" I like to compare the primers/rims of ammo fired before and after the new springs go in. I'm not comfortable with firing pin marks that are obviously less pronounced than the original.
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