The systematic head is specifically dedicated to photographers who love to shoot with long and ultra long lenses for wild life, sport and action photography. Long lenses require ultra smooth movements, exceptional locking capabilities, minimized drift angle, super fast and intuitive operation. The systematic head features a revolutionary hydraulic locking system placed for the first time inside the ball. It is a completely new concept, not just a reversed ball head. Height: 3.98 in.; lateral tilt: +28° / -28°; load capacity: 66.14 lbs.; material: aluminum; panoramic rotation: 360 °; quick release - with 1/4-20-Inch and 3/8-Inch screws; quick release; series: 3 - 4 - 5; weight: 1.59 lbs.