Advanced Technology's AR-15 TactLite Six-Position Mil-Spec Stock comes with a military, Type III anodized, 6061 T6 aluminum Mil-Spec buffer tube. This stock features a TrakLOCK System that eliminates horizontal and vertical movement of the stock on the buffer tube, provides smooth and secure stock adjustments, and eliminates the need for secondary locking mechanisms. Also included are a thin Scorpion recoil pad, a dual-sided QD attachment point, a slot for tactical sling attachment, and is made of DuPont extreme temperature glass-reinforced polymer.