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. 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.