The Cemb-USA EZ1 Wheel Balancer is designed to mount on a tire changer. The hand-spin, manual data entry, five second cycle time fits swing arm tire changers with round columns. The EZ1 is designed to be high quality, robust, accurate and easy to use. This balancer handles steel and custom wheels with direct location data entry, and allows users to choose from clip-on tape weight and hidden spoke modes up to 30" rim diameter. The EZ1 is ideal for garages, small spaces, racers and mobile transport use. The unit comes fully assembled and includes a 12V Lithium quick charge battery with charger.