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5.56

  1. Ar-15 sp1 .223 / 5.56

    Colt Long Guns
    I own a 1981 Colt AR-15 SP1 chambered in .223. I was under the belief that you cannot shoot 5.56 ammo in this weapon without risk of damage to the firearm or personal safety. Recently, I had heard, (on YouTube...and I am not convinced,) that Colt is saying that though the AR-15 SP1 from this...
  2. Expanse M4 - updating

    Colt Long Guns
    I started a thread when I got my new Colt Expanse M4 HERE, and now just want to show you what I've done to her so far. I'm having too much fun doing this! I added a VTAC-MK1 sling. Very usable as a regular sling but is nice to have its versatility. I got a Lula magazine loader/unloader to...
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