The Manfrotto MMXPROA3B Monopod XPro PRIME w/Base is a professional photo monopod made to satisfy all photographers that use heavy lenses mainly for sport photography and wildlife. Inheriting the perfect combination of rigidity and safety locking system from the professional tripods range, like the Manfrotto 190 and 055 Series', the XPRO Prime represents Manfrotto's state of the art leg supports. It features a smart retractable base that can be un-screwed from the last tube and open it out to greatly increase stability, only when needed.