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usp detent

  1. HK HANDGUN TALK
    I was just wondering, was it ever confirmed that the USP model detent plates work in the HK45 (specifically the HK45F)? Also, if the USP plates work, are they all the same throughout the calibers? I searched around but couldn't find any solid information. I would like a V9 HK45 which is why I...
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