Upgrade your shooting setup with the Tiger Rock Inc. FMLUS308-18D AR-10/LR-308 M-Lok 18" D-Cut Handguard Rail System, crafted for durability and performance. This reliable handguard is made from robust 6061 T6 aluminum with a hard coat anodized black Type III finish, ensuring maximum longevity. Its innovative M-Lok modular system allows for versatile accessory attachment, while the full top Picatinny rail enhances versatility. M-Lok Modular Locking Accessory Mounting System Hard Coat Anodized Black Type III Solid 6061 T6 Aluminum 18" Length Full Top Picatinny Rail "D" Cut Front Includes Steel Barrel Nut & Mounting Hardware Fits AR-10 DPMS Pattern "Low" Made In the U.S.A Enhance your firearm's capabilities with this exceptional handguard rail system.