The Valken Tactical Battle Machine Series has arrived, designed to address and meet the demands of the players looking for a competitive AEG. Battle Machine MOD-EC configuration comes standard with the streamlined HDP “High Density Polymer” hand guard. With a full metal fixed front sight and flip up rear sight and a slim ergonomic grip the MOD-EC lives up to its designation “Enhanced Carbine”. With a retractable 6-Postion Crane stock that accommodates a range of NiMh 8.4-9.6v and LiPo battery configurations, with plenty of room and an easy to remove butt plate without the need for tools. The MOD-EC is a great for the player that is looking for a different AR/M4 base rifle.