The DefendAR-15 stock is a new product from Fostech Outdoors. The bumpfire stock wars are on with SlideFire Solutions and Fostech going at it toe to toe for your bumpfire dollars.
The DefendAR-15 sets itself apart from the SildeFire AR15 stock in a couple of areas. I address those differences and give you a demonstration of how the stock stacks up against a real Colt M4 machine gun in terms of how controllable it is.
Full review here: