Potomac Armory Mk18 complete 10.3" URG - Colt / Daniel Defense - upper receiver group $2,199.00 $1,320.00 0 in stock Out of Stock
Potomac Armory Mk18 Mod 1 Upper Receiver Group, Military Special Edition $2,050.00 2 in stock Add to Cart
Potomac Armory Mk18 Mod1 military correct upper: Colt, Daniel Defense, KAC $1,723.33 1 in stock Add to Cart
Potomac Armory URX SR15 barrel nut - replacement for Knights Armament KAC $42.50 0 in stock Out of Stock
