Acratech GV2 Ball Head/Gimbal with Quick Release and PinThe Acratech GV2 Ball Head Gimbal Head is a sturdy, heavy duty, yet compact ball head that is similar in design to most conventional ball heads (unlike the unique Ultimate head). However, the GV2 model has been improved so that it can be locked down when the head is in the 90 orientation, which effectively turns this ball head into a gimbal style head. This will now allow the camera to pivot around its center point, gimbal style. In The Box Acratech