Del-Ton Inc DT1040 Complete Upper Assembly 5.56x45mm NATO 16″ Mid Length Chrome

16″ 1×7 Mid Length Light Weight Barrel Assembly w/ 15″ MLOK Handguard. Uncludes 1×7 Twist Barrel, Flat Top Upper, Bolt and Carrier Assembly & Charging Handle Type: Complete Caliber: 5.56x45mm NATO Sights: None, Optic Ready Barrel Length: 16″ Barrel Material: Chrome Moly Vanadium Twist: 1:7″ Barrel Finish: Manganese Phosphate Receiver Description: Mil-Spec Receiver Finish: Black Hard Coat Anodized Handguards: 15″ M-LOK Free-Float Barrel Length Range: 16″ to 16.99″