CMMG Barrel Sub-Assembly Stainless 6mm ARC 20 Barrel for AR-15

Barrel Sub-Assembly Features Experience Hornady s 6mm ARC by utilizing one of CMMG s dedicated 6mm ARC barrel sub-assemblies on your next build. This 20 model is made of 416 stainless steel medium taper profile and 5/8-24 tpi threads. Barrel Sub-Assembly Specifications Caliber: 6mm ARC Model: Barrel Sub-Assembly Finish: Bead Blasted Color: Stainless Material: 416R Stainless Steel Sights: None Firearm Fit: AR-15 Length: 20 Thread Pattern: 5 / 8-24 tpi Twist: 1:7.50 Barrel Finish: Stainless Barrel Type: Rifle Length Barrel Features: Medium Taper Profile