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.
Odin Works Barrel, Fits AR15, 223 Wylde, 16.1″, Threaded 1/2-28, Medium Profile, Stainless Steel, Mid Gas Length, Includes Tunable Gas Block B-223-16-ML-TG