The X-22 Backpacker Forend is intended for use with additional barrels for rifles currently equipped with the X-22 Backpacker Stock, MAG808. Its minimalist design offers a convenient package without compromising shooting performance. It is compatible with factory and aftermarket barrels up to 0.92" outer diameter. Constructed of a durable advanced polymer, the X-22 Backpacker Forend features a unique locking interface to attach the barrel assembly to the stock body when being transported.Features :Reinforced polymer construction for strength and durability,Compatible with factory and aftermarket barrels, up to 0.92"OD"Ergonomic hand guardUnique locking interface to attach the barrel assembly to the stock body when being transported