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rollers

  1. HK LONG GUN TALK
    Have an old match MP5 who's bolt gap is nearing .25mm (at .28mm) It's probably got 10k rounds through it AFTER I got it and it was in poor condition. I added +8 rollers to it and the gap is now at 0.38mm but the rollers don't slide into the locked or out of the locked position without a bit...
  2. HK ROOKIE CORNER
    Hi all, My C93 has a bolt gap of .005" . I just bought it and it seems like it hasn't had that many rounds through it, maybe 200 or so based on the condition of the receiver. Here's the imgur album: http://imgur.com/a/nSgniHi My questions are: Should I preemptively buy some + rollers for when...
  3. HK HANDGUN TALK
    Hello Everyone, Would any of you know the diameter of the rollers in the 9mm P9s, the width of its bolt head, and the overall length? Thanks and Best Regards.
  4. HK CLONE TALK
    Hey guys, I bought a C93 pistol, as an SBR project, it looks like the monkeys at Century used hk33 bolt carriers in them/ or modified bolt carriers from 33s. I noticed that the HK slap wouldnt always close the bolt and lock the rollers, the rod assembly feels like it doesn't have enough spring...
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