One piece solid design provides a continues top picatinny rail, built in legendary Troy™ spring loaded Battlesights, integrated bottom rail, and the ability to add smaller rails to the side for optimum accessory mounting options. Utilizes the same mounting hardware as original factory handguard. Machined from 6061-T6 hardened aircraft aluminum and finished in MIL-SPEC Type III Hard Coat Anodizing. No gunsmithing required. Made in the U.S.A. *Lifetime limited warranty, see www.troyind.com for details.