Product DescriptionThe Luth-AR .308 carbine buffer spring is a durable, precision-made replacement or upgrade component designed to help keep AR-style rifles cycling smoothly and reliably. Built from tempered spring steel with a natural finish, this carbine-length spring is intended for use with AR-10 carbine buffer tubes and works in conjunction with carbine buffers (sold separately).Product Highlights Precision manufacturing for consistent fit and dependable function in AR-10 carbine buffer systems Made from high-quality tempered spring steel for long-term durability and reliability Carbine-length buffer spring compatible with .308 Winchester / 7.62 NATO AR builds Natural finish with a silver appearance for a clean, corrosion-resistant look Ideal for maintenance, repairs, and performance-focused firearm upgradesSpecs Brand: Luth-AR Manufacturer Part Number: 308-CS-10A UPC: 859819007270 Product Type: Carbine buffer spring Platform Fit: AR-10 carbine buffer tubes Caliber Compatibility: .308 Winchester / 7.62 NATO Material: Tempered spring steel Finish: Natural Overall Length: 9.75 in Diameter: 0.75 inDisclaimer: 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 products manufacturer.