AMGO Height Extension Kit for OH-9 2-Post Auto LiftThe AMGO OH 9 Height Extension Kit adds 2 feet to the overall height. The kit consists of column extensions, longer hoses and longer cables. If you own a OH 9 and have adequate ceiling height, you may want to extend the height of your OH 9 crossbar to accommodate taller vehicles AMGO Height Extension Kit for OH 9 2 Post Lift. The kit consists of column extensions, longer hoses and longer cables. The height can be adjusted from 3821mm (150 1 2) to