Factory barrel used on the 7.62 NATO-chambered version of the DPMS Sportical rifle. Heavy contour with extra-thick O.D. under handguard to provide rigidity to resist accuracy-compromising heat warpage. Comes pre-chambered with 5⁄8"-24 tpi muzzle threads for mounting a standard AR-308 flash hider or compensator. Barrel nut sold seperately.
AR-15, Issue:11, Page:021
Big Book Catalog, Issue:70, Page:018
SPECS: 4140 steel, matte black phosphate finish. 16" 16½” (54.6cm) OAL. .750” (1.91cm) O.D. at gas port, .980" (1.24cm) O.D. under handguard.