Shaw AR-15 223 Wylde Threaded Barrel Spiral Flute 18in HBAR Profile 1-8 Twist 1/2-28 Thread Matte Stainless. Shaw is now proud to offer complete barrels directly to consumers. Specifications for Shaw AR-15 223 Wylde Threaded Barrel: Manufacturer: Shaw Color: Steel Finish: Matte Fabric/Material: Stainless Steel Caliber: .223 Wylde Barrel Profile: HBAR Gas Block Journal Size-Diameter: .750 in Threads per Inch: 1/2x28 Barrel Twist Rate: 1-8 Barrel Material: 416R Stainless Steel Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Package Contents: Shaw AR-15 223 Wylde Threaded Barrel What firearm models does the manufacturer say Shaw AR-15 223 Wylde Threaded Barrel is compatible with? The manufacturer suggests that Shaw AR-15 223 Wylde Threaded Barrel is compatible with AR-15Shaw AR15HBSSHF18WYLD8: AR-15 223 Wylde Threaded Barrel Spiral Flute 18in HBAR Profile 1-8 Twist 1/2-28 Thread Matte Stainless