X6 Aluminum Six Rail System M16/AR15/M4 Carbine
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X6 Aluminum 6 Rail System
Features 4 MIL-STD-1913 Picatinny handguard rails, two front sight mini rails, upper rail same height as flat top rail, CNC machined from aviation grade aluminum, reference markings assist in accessory remounting, rail covers included (2 long and 6 short) and no gunsmithing required.
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