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Geissele Super Modular MK4 Federal AR-15 M-LOK Rail – 10″ – OD Green
Geissele Automatics MK4 FederalRailOD GreenMLOKAR1510″Features:M1913 picatinny rails in the 3, 6, 9, & 12 o’clock positionsM-LOK slots in the 3, 6, and 9 o’clock positions & in the upper 45…