1. dmuldrew

    Suppressors Technical Drawing Colt 1911

    Anyone know where I can find a technical drawing to check some frame and trigger guard dimensions? Still trying to figure out why my Ed Brown won't fit into my Blackhawk Serpa holster
  2. canuck

    IRA Lowers Technical Question

    I have a functional question regarding the IRA .308 lowers: On the website, they list two different specs for the lower - one for the Armalite system and one for the DPMS system. Prices are comparable, and I've heard fantastic endorsements of the product. My query goes to the differences...