ABOUT CAA GEAR UP CAA USA is a designer and manufacturer of the most popular handgun conversion kit in the world. The MCK (Micro Conversion Kit) which has taken the world by storm with models for 125+ handguns and counting. Including models for Glock, Sig Sauer, Smith & Wesson, Springfield, CZ, Taurus, and models for HK, Ruger, Canik coming soon! We pride ourselves on outfitting firearms for maximum performance in any environment. Our innovative products improve your accuracy, grip, aim, and enhance balance and performance increasing the user’s fluidity, consistency, and lethality. We at CAA USA are extremely proud that we are entirely manufactured and assembled in the USA by Americans, and we are the exclusive licensee of the SB Tactical Patent for the brace on handgun conversion kits. This is why we are the only handgun conversion kit carried by every major distributor in the United States.