Manfrotto 055XPRO Aluminum Tripod w 3 Way Head Micro Four Thirds 2 risers extend simultaneously at 2 risers extend simultaneously at an elevation of 4 The lineup features the same dust proof and splash­ proof construction as the SIGMA 150 600mm F5 6 The X PRO 3 Way Head has retractable levers which make it ultra compact and also features new friction controls on the portrait and tilt axes to help balance the weight of camera equipment so that fine framing adjustments can be made with the locking knobs open only locking everything down once the shot is ready Intuitive and ergonomic leg angle selectors allow each leg to be independently and solidly set to any of the preset angles again allowing considerable positioning freedom