Business Small Quantico Shop Turns Major Supplier By Potomac Local News Published August 29, 2012 at 9:40AM U.S. Marine David Hensley grew the small Quantico Arms shop on Potomac Avenue in Quantico to seven stores in six states. (Uriah Kiser/PotomacLocal.com) This article is FREE to read. Please Sign In or Create a FREE Account. Thank you. Author Potomac Local News View all posts #Woodbridge