Ade Advanced Optics TCF88-1 Adjustable Tactical/Sniper Profile Bipod, Leg Length 7.9"-12.7" Can be mount on any rifle has a picatinny/Weaver rail, it can also be mounted any rifle that has a fore-end Sling swivel stud Durable aluminum construction and steel top platform; includes both Pica tinny and swivel stud mounts Foldable arms with spring tension Control, and include Posi-lock Wheel and quick retraction button Includes panning, Posi-lock, extendable/foldable legs, and Dual mounts; rubberized stand; 13.3-Ounce weight Center height: 8.0 - 12.4-Inch, leg length: 7.9 - 12.7-Inch