Product Description The Strike Industries Strike Rail is a lightweight, feature-packed AR-15 handguard designed for reliable performance when it matters most. Built from aluminum and finished in red, it features a 1.57-inch internal diameter for suppressor compatibility, integrated anti-rotation design, and ambidextrous quick-detach (QD) socket placement. A reinforced steel mounting nut and bolt help ensure a secure installation and dependable use. Product Highlights Lightweight aluminum AR-15 handguard with M-LOK mounting slots for versatile accessory attachment 1.57-inch internal diameter supports many suppressor-ready/low-profile setups Ambidextrous QD sling socket placement for flexible sling configuration Built-in anti-rotation feature helps maintain consistent alignment under use Reinforced steel mounting nut and bolt for strong, secure mounting Specs Brand: Strike Product Type: Handguard / Rail Platform: AR-15 Length: 15.50 in Mounting System: M-LOK Material: Aluminum Color: Red Internal Diameter: 1.57 in Includes: Strike Rail handguard, mounting hardware, Allen key, barrel nut, barrel nut wrench, shim kit Manufacturer Part Number: STRIKERAIL155RED UPC: 708747546781 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.