irresistible appeal. The Block II notably features an officially licensed Daniel Defense front quad rail that is equipped with a flip-up front sight. The rear furniture is tan in color and the stock is six-position adjustable. The full-metal upper and lower are finished in matte black. The Block II is fitted with an upgraded MOSFET unit and the tough Avalon ECS gearbox. This AEG is powered be an 11.1v LiPo battery (not included) and can accept most standard M4 style magazines.
