Questionable Results for 123gr SST

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  • LRRPF52
    Super Moderator
    • Sep 2014
    • 8612

    #16
    Originally posted by Cornbread View Post
    Ok. I'm trying to wrap my head around this. The .125 bolt is shorter by .011 so how is this going to increase headspace. Seems like it would be the other way around. If you used the .125 bolt in a chamber made for .136.
    The barrel and bolt have to be made to headspace together. That's what VASCAR was saying.
    NRA Basic, Pistol, Rifle, Shotgun, RSO

    CCW, CQM, DM, Long Range Rifle Instructor

    6.5 Grendel Reloading Handbooks & chamber brushes can be found here:

    www.AR15buildbox.com

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    • Shaex001
      Unwashed
      • Aug 2017
      • 8

      #17
      I ended at 28.2 with the 123 sst and xbr.

      What is the OAL of the Black ammo. I've never shot it before but I am curious.

      Good luck

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