New from Mega Arms in 2014 is their new Megalithic Tactical System that is available for both the 5.56mm and MATEN (.308AR) platforms. This one-piece upper receiver and rail system will be available in Mid and Rifle lengths for 5.56mm and Rifle length for the MATEN. The Megalithic Tactical System incorporates a strategically integrated level system and the Key-Mod versions come with hardened QD sockets on the rear sides of the rail. The 5.56mm version is available in both Key-Mod and Quad-Rail options and the MATEN will only be available in Key-Mod. For more information visit,