This is a Odin Works Barrel chambered in 223 Wylde, model B-223-18-3G-R-TG.
223 Wylde is a hybrid of the 223 REM and 5.56. 223 Wylde has a chamber throat that is tighter than the 5.56 achieving better accuracy but still reliably functional with 5.56 ammunition. All DI barrels include stainless steel tunable gas block.
Features:
Profile: 3-Gun
Length: 18";Gas placement: Rifle;Weight: 2.15 lbs;Rifling: Button 8 twist;Made from 416R Stainless Steel;Hand-Lapped;M4 Feed ramps;1/2-28 Threading;1 MOA guaranteed