Utg bipod tactical op 8-12.4" picatinny mount w/stud adapter FEATURES-Heavy-duty full metal construction-Mount base with fully adjustable quick detach lever lock to fit any Picatinny & Weaver rail-Fully adjustable leg with7 extension notches-Lockable thumb wheel for finer, precision extension adjustment-Finger-friendly push buttons for rapid retraction of leg extensions-Foldable arms with robust external spring tension control-Non-slip rubberized foot pads for any terrain or surface-Includes swivel stud kit Other Features: Qd picatinny bipod with swivel stud adapter