This review covers the Radical Firearms 556 Upper, a budget-friendly AR-15 upper receiver priced between $400-$450. The presenter, Elliott Delp, highlights its 7075 T6 aluminum construction, 12-inch RPR rail, Socom barrel with a 1:7 twist, mid-length gas system, and A2 flash hider. It achieved approximately 1 MOA accuracy at 100 yards with PPU ammunition and demonstrated reliable cycling.
This video introduces Mega Arms' new Megalithic Tactical System for AR-15 and MA-10 platforms, showcased at Shot Show 2014. A key feature is the patented Integrated Leveling System (ILS) built into the top rail, designed to aid in accurately leveling optics, scopes, and other accessories without external tools. The system is available in KeyMod configurations with 12-inch rails.
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