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rear sight drum

  1. HK LONG GUN TALK
    So, I have a HK that is hitting far right of center and couldn't figure out why until after a week of testing, and trouble shooting. Had to move the rear sight windage all the way left to get it to hit center , eventually found that the problem is that the drum (an mp5k castle drum in this...
  2. HK HANDGUN TALK
    Hey fellow forum members, I couldn't locate a guide or a video on how to replace the rear sights on my SP5K so I decided to make one to help you avoid the headache of trying to figure it out on your own. I definitely spent an hour or two the first time looking like a confused, yet determined...
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