Product DescriptionThe Luth-AR Helical 1-Piece Gas Ring is a durable replacement bolt gas ring designed to help maintain consistent function and long-term reliability in compatible AR-15 bolt carrier groups. Built with precise manufacturing and rugged construction, this one-piece helical design is a quality choice for repairing worn components or supporting a dependable firearm upgrade.Product Highlights Helical 1-piece gas ring design for AR-15 bolt applications Manufactured for durability and long-term reliability Precision-made component for maintaining or upgrading AR-platform performance Compatible with .223 Remington / 5.56x45mm NATO applications (as listed by distributors) Steel construction (as listed by distributors)Specs Brand: Luth-AR Product Type: Helical 1-piece bolt gas ring Compatibility: AR-15; .223 Remington / 5.56x45mm NATO (distributor-listed) Material: Steel (distributor-listed) Manufacturer Part Number: BT-01H UPC: 812058030683Disclaimer: 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.