Cosaint Arms has taken the 1911 platform used by most of the top competitive shooters in the world and developed a carry gun with the same or even better shooting characteristics. Soft, flat, and less felt recoil which translates into more accurate rapid follow-up shots. We make Officer, Commander and a few Full Size in 9mm, 45 ACP and 10mm. We call the single stack modular guns COS11's and our new double stacks are COS21's. Cosaint Arms was created to produce a better firearm which is backed by incredible service. Contact us for more information. It is the Better Carry Option.