Sear spring adjuster for Ruger mark IV VQ
Description
Sear spring adjuster for adjusting Trigger pull weight on Ruger mark IV target (not sure on 22/45). When installing Volquartsen accurising kit, the trigger pull weight is lightened and on some handguns the wheight becomes to light for competition use. Mine landed on .9Kg and minimum is 1Kg. With this mod you can adjust the spring in four steps, adjusting the trigger pull weight.
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