Stripped flattop upper receiver precision-machined from a solid block of aluminum billet has exterior ridges with extra metal to provide superior strength and rigidity. The perfect platform for a hard-running tactical rifle or a heavy-duty, match-grade gun with a unique stealth look. Includes integral shell deflector, forward assist housing, and mounting holes for ejection port cover. Top rail is machined to MIL-STD 1913 Picatinny specs with 14 slots for mounting a scope, red dot, or other sight. Standard model has a standard M4/A4-height rail, while Riser model features a ½" higher rail that eliminates the need for a separate riser mount for optics that require one.
SPECS:
6061 T6 aluminum, hardcoat anodized, matte black. Fits mil-spec AR-15/M16 lower receiver with .250" pivot pin holes.
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