The guys from Range Time checked out the B5 Systems AR15/M4 Stocks for you.
http://www.youtube.com/watch?v=YnfwWLbOdoE&feature=share&list=UUYvlBEeEEoJE8uP7WWzPmnA
Train with us: http://rangetimets.com/ or email: erika@rangetimets.com
http://www.b5systems.com/
