Home / Rails / AR-10/308 Rail Systems AR-10/308 Rail Systems (308) Javelin-16″ SD M-LOK Rail System $274.95 Out of stockRead more Barrel Nut for (SOT) 308 Rails $44.95 Out of stockRead more Javelin-12-SD M-LOK {308 DPMS High} Rail System $254.95 Out of stockRead more