Fluted Exterior For Rigidity & Enhanced Cooling
Stainless steel target barrel is specifically chambered for the civilian .223 Remington cartridge and features 1-9" rifling that is ideal for light to medium weight projectiles. Exterior is fluted for extra rigidity and the additional surface area enhances cooling. Non-threaded muzzle, with recessed crown to help protect end of bore from damage. Comes with factory-installed barrel extension and locator pin. Indents for gas block set screws have been pre-drilled. M4-type feed ramps aid in smooth feeding.
AR-15, Issue:09, Page:100
Big Book Catalog, Issue:67, Page:018
SPECS: 416 stainless steel, natural finish. .936" (2.38cm) O.D. at gas port. 1-9" rifling. Chambered .223 Remington. Not for use with 5.56 NATO. Carbine length gas system on 16" model and rifle length gas system on 20" (51cm) model. Fits mil-spec AR-15/M16 upper receivers.