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usp upgrades

  1. HK HANDGUN TALK
    I saw this as a thread idea in another thread (I think it was the stippling thread) but don't see an actual thread, so I thought I'd create one. Here are the mods I've done to my USP (In order) 1. Trigger "smoothing", following these instructions HK USP Trigger Smoothing 2. Polish Barrel Hood...
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