Midwest Industries AR-15 Handguard MI-CRT95 AR-15 Combat Rail T-Series 9.5" One Piece Free-Float Handguard 4140 Heat-Treated Barrel Nut Features Patented 4140 Heat-Treated Torque Plate Provides Continuous Monolithic Look with Full-Length Upper Rail Two Integral Anti-Rotation QD Sling Sockets High-Quality MIL-STD 1913 Picatinny Rails, T-Marked for Accessory Location Fully Dehorned and Deburred 100% Made in USA MI Lifetime Warranty 2.43" Tall 2.15" Wide 1.3" Inside Diameter Overall Length: 9.50" Installed Weight: 11.8oz 6061 Aluminum Type 3 Hard-Coat Anodized Matte Black Includes: Barrel Nut and Wrench Fits: Mil-Spec Forged AR-15 Upper Receivers Note: Due to many different dimensions, billet upper receiver compatibility is unknown. NOT for use on Gas Piston AR's