The M14 served as the U.S. militarys standard issue rifle from 1959 until 1970. The Standard M1A was introduced in 1974 to give civilians firepower nearly identical to that which our troops had once wielded. This centerfire semi-automatic rifle features include its Parkerized carbon steel six groove 22 barrel trigger guard manual safety detachable Parkerized steel magazine national match blade front and military aperture with minute of angle adjustable rear sights and sturdy walnut or composite stock. DETAILS Action Semi Auto - Caliber 7.62x51mm NATO (.308WIN) - Capacity 10 - Finish Black - Stock Wood - Sights BladeAdjustable - Twist 111 RH - Barrel Length 22 - Overall Length 45 to 46.25 - Weight 11.25 lb