TactLite GEN2 Adjustable Rifle Stock Six-Position M4 Style Weighs Only 6.10 Oz TracLOCK GEN2 System. Provides Smooth Secure Stock Adjustments. Eliminates Horizontal & Vertical Movement of the Stock on the Buffer Tube Locks Down Firm with One Lever No Need for Secondary Locking Mechanisms. No Interference with the Charging Handle. No Snag Points X Series Thin Butt-Pad Non-Slip, Removable Upgrade to an X1 or X2 Recoil Reducing Pad. Less Recoil and Greater Length of Pull. Dual Sided QD Attachment Point. Slot for Tactical Sling Attachment Six Position, Mil-Spec (Military) Buffer TubeMil-Spec Diameter Tube for Maximum Fit into the Mil-Spec Stock. Constructed of Military Type III Anodized, 6061 T6 Aluminum. Includes Steel Military Grade E-Coated Castle Nut and Locking Ring. Includes AR-15 Recoil Plug & Buffer Spring Weatherproof