Manfrotto MVM250A Aluminium Monopod with Fluid Base Description. This MVM250A Aluminum Monopod from Manfrotto has the MVA50A Fluid Base permanently attached allowing it to act as a video monopod for smooth pan & tilt motions. The monopod extends from 26. 4 to 75. 2 holds up to 17. 6 lb & weighs 2. 4 lb. The Fluid Base has a ball joint & three retractable feet so you can quickly go from one point of contact to three. The monopod has four leg sections that are held in place with flip locks. A foam grip on the top section adds comfort & a wrist strap aids in transport. The top plate of the monopod has a 38-16 threaded stud so you can add your photo or video head of choice.