The E-IMAGE new designed tripod with geared center column is extremely solid and wobble free. Geared center column provides extra height if you need to get your camera high up, filming sports or events. It includes built-in bubble level , rubber feet with retractable spikes can be used on uneven ground. The tripod is compatible with E-IMAGE EI7004C dolly. A mid-level spreader and a padded carrying case are included with the tripod.