If you’re building an AR-15 rifle platform from the ground up, with respect to the upper, you can either buy a complete upper receiver

There are numerous reasons to build with a stripped AR15 upper as compared to a complete one (see below) the chief of which is the flexibili

It’s no secret that CAA Micro Conversion Kits (MCKs) are among the best in the industry, compatible with a wide range of popular handg

In the vast majority of breech-loading firearms brought to development to date, the trigger mechanism either sits under or behind the action

Command Arms Accessories (CAA) MCK platforms (Micro Conversion Kits) are incredible chassis systems that transform many popular handguns int