Flattop Upper Features Our 18″ .224 Valkyrie Flattop Upper starts with our .224 Valkyrie chambered 18″ HBAR barrel made from 4140 chrome moly steel utilizing the mid length gas system. This match barrel is attached to our flattop upper with our 15″ Cloak M-LOK aluminum free floating handguard. The upper is fully assembled and all parts are completely made in the USA. Flattop Upper Specifications Caliber: .224 Valkyrie Barrel Length: 18″ Barrel Type: Heavy Barrel Twist Rate: 1:7 Barrel Material: 4150 Steel Barrel Features: M4 Feed Ramps, Free Floating Sight / Gas Block: Low Profile Gas Block Muzzle Device: A2 Flash Hider Handguard: Cloak MLOK Handguard 15.5″ Upper Receiver Type: Flattop Upper Receiver Material: Forged Aircraft 7075 T6 Aluminum Upper Receiver Coating: Anodized to Mil-Spec Upper Receiver Features: Brass Deflector, Ejection Port Door Assembly, M4 Feedramps, “T”-Marks, Forward Assist, Dust Cover
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The DoubleStar Flattop Upper provides a lightweight and durable option for AR-style rifles. It comes chambered in .224 Valkyrie with an 18 inch barrel. Features include an optics ready rail, an M-LOK handguard, a forward assist, and a dust cover. Get the best price online from GrabAGun today!