The KNS Precision, Inc. Spade Grip Accessory will fit mil-spec AR15 receivers with standard trigger guard. The kit includes a commercial collapsable stock kit. The Spade Grip will work on full-auto rifles as well as the semi-auto rifles. Installation and removal takes minutes with no modification to the rifle. The Spade Grip is only available in Black at this time, but as you can see from the photos, it can be painted.