The Hogue OverMolded carbine buttstock technology merges a durable polymer core with the soft comfort of rubber overmolding. Hogue's overmolding process creates a desirable collapsible stock that provides the ultimate comfort along with weapon control.Houge OverMolded buttstocks for the AR-15 platform are specially designed to retain the important lines and aesthetics of the AR while provided sleek and durable rubber overmolding. The overmolding process creates durable comfortable stock that will last you for many years to come.Features / SpecsManufacturer Number: 15340Hogue Collapsible Carbine ButtstockMil-Spec Diameter (1.15" Diameter)Rubber OverMolded PolymerNon-Slip GripTexturedMatte Black FinishFlat Dark Earth OverMolded AccentsFitsAR-15 Mil-Spec Diameter Carbine Receiver Extensions (1.15" Diameter)