Next up on the Valken Gear Guide is the Alloy MK I AEG from their Alloy Series... "The Valken Tactical Alloy Series Mk.I is our CQB M4 variant in our new premier line of full metal AEG rifles. The durable high quality aluminum alloy bodies are milled to finish and hard coated to create a tough exterior, combined with a mil spec CNC'd free floating rail system, and a 1 piece metal lightweight outer barrel. Inside is a Ver.