Underwood Ammunition, "Superior High Performance Ammunition." Underwood Ammo is a family owned business started by Kevin Underwood as the result of a lifelong passion of shooting and reloading. Underwood prides itself on individually inspected, consistent loads. Utilizing some of the best projectiles available from a number of premium bullet manufacturers, Underwood offers a wide range of ammo for hunting, competition shooting and personal defense applications. Clark Armory is the best place to buy Underwood Ammo online!