John McPhee and Nate Murr demo the Mag Change.

www.triggertimetv.com
John McPhee is a retired Special Operations Sargent Major and Owner of S.O.B. Tactical He has trained countless U.S. Special Operations forces and thousands of International Tier 1 Operators around the world. He is one of the handful of operators with over a decade of combat having served in multiple theaters from Bosnia and South America to recent war efforts in Iraq and Afghanistan.