Out of stock F M400 Enhanced Patrol Carbine 5.56mm 16in 30rd FDE MAP RM400-16-B-ECP-FDE show more like this Free on Guns, $9.99 Accessories, $14.99 Ammo Tombstone Tactical Out of stock F SIG SAUER M400 ENHANCED 16" 30RD FDE RM400-16B-ECP-FDE $1,246.80 RM400-16B-ECP-FDE show more like this Firearms $18.45, Free over $500 Shooting Surplus