The knobs have been redesigned to be more ergonomic, easier to handle and more user-friendly. The ergonomic shapewww.camera.co.id allows the user to better lock the ball securely. A repositionable Locking lever allows the user to place it in a comfortable position in order to use it in the most convenient way. Just pull it outwards, put it in the best working position and then release it. This model features a RC2 quick release plate including an additional safety system that prevents the accidental detaching of the camera from the head. The locking lever securely locks the head both in the +90° -90° ball positioning and in the 360° pan movements. With solid aluminum construction, this head is the ideal support for all traditional or digital small or medium format cameras weighing up to 17 pounds. This replaces the Manfrotto 488RC2. * Supports up to 17 pounds * Repositionable locking lever for most comfortable use. * New ergonomic design. * New friction control for better control. * quick release system features a new style secondary lock.