Product DescriptionThe Noveske SPR 6mm ARC barrel is built for shooters who want premium precision, durability, and reliable function in an AR-15 platform. Crafted from 416R stainless steel, this barrel features a 1:7 twist rate, a hand-polished proprietary match chamber, and extended hand-polished feed ramps to support consistent performance. Noveske&';s Disruptive Deep Fluting helps reduce weight while maintaining a distinctive appearance, and the pinned low-profile gas block with matched gas tube supports dependable operation. This barrel also includes a headspaced, DLC-coated 6mm ARC bolt for a complete, performance-oriented setup.Product Highlights Precision-made 416R stainless steel barrel for 6mm ARC performance and durability Noveske Disruptive Deep Fluting design helps reduce weight while retaining strength 1:7 twist rate with hand-polished proprietary match chamber for enhanced accuracy potential Pinned low-profile gas block and rifle-length gas system for reliable cycling Includes a headspaced, DLC-coated 6mm ARC bolt for added convenience and proper fitment Specs Product Type: Rifle Barrel Caliber: 6mm ARC Barrel Length: 18 inches Material: 416R Stainless Steel Finish: Stainless / Bead-Blasted Twist Rate: 1:7 Fluting: Disruptive Deep Fluting Gas System: Rifle-Length Gas Block: Pinned Low-Profile Gas Block Feed Ramps: Extended, Hand-Polished Muzzle Thread: 5/8x24 Included Components: Headspaced DLC-Coated Bolt, Matched Gas Tube Platform Fit: AR-15 UPC: 840906144664 MPN: 07000567 Brand: Noveske Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.