Upper Receiver: Material: Made from Mil-Spec 7075-T6 aluminum Cerra Forge forgings. Exterior Finish: Anodized to Mil-Spec MIL-A-8625F, Type III, Class 2, Hard Anodic Coating, Flat Black Dye, Non-Reflective, NiAc Seal Interior Finish: Dry Film Lube T-Marks: Engraved T-Marks
SpecOp Standard A2 1/2x28 with Crush Washer
SpecOp MLOCK Handguard 15 Gen 2”
Material: Aircraft Grade 6061-T6 Aluminum Finish: Military Specification Type III Hard Coat Anodized Length: 15” Inside Diameter: 1.340" Continuous Top Rail Made in the USA!