Steyr Arms HS50M1, Bolt Action Rifle, 50 BMG, 35.4 Cold Hammer Forged Threaded Barrel, Matte Finish, Black, Adjustable Stock, 5 Rounds, 1 Magazine, Includes Bipod 610551 The Steyr HS .50 is built for a new era of long-range shooting with a high-precision cold-hammer forged barrel, quick assembly and breakdown, fully adjustable stock.