DSC_1009 January 18, 2017 at: 500 × 379 In: Ten-X Tactical Frangible Ammo | SHOT 2017 ← Previous This steel plate was subjected to PolyFrang .223/5.56mm ammo with no permanent damage. Ten-X, PolyFrang, frangible, ammunition, .223, 5.56mm, .308