Bipod Full metal construction Fully adjustable quick-detach lever lock mount base Fits on any Weaver/Picatinny rail Fully adjustable legs with 7 extension notches Lockable thumb wheel for finer precision extension adjustment Finger-friendly push buttons for rapid leg extension retraction Foldable arms with robust external spring tension control Non-slip rubberized foot pads for any terrain or surface 12.8 oz 8.0"-12.4" height Full metal tactical bipod. Adjustable legs with 7 extension notches.