Steyr Arms THB, Bolt Action Rifle, 308 Winchester, 20 Cold Hammer Forged Barrel, Matte Finish, Black, Synthetic Stock, 5 Rounds, 1 Magazine 6620357011121A The THB is one of Steyrs most popular precision rifles available in both .308 Winchester and 6.5 Creedmoor. As with all Steyr bolt-action rifles, they guarantee sub-MOA or less. The barrel comes with 5/8x24 right-hand thread and Mannox finish.