Bones Bearing Cleaner Bottle KitFinally, a bearing cleaning unit brought to you by the bearing company by which all quality standards are measured. Features Made of fluorinated high density polyethylene 7 spacers for a good flush in less time Cleans up to 8 bearings at a time Cleans all skate bearings Cleaning solvents not included Contents A detailed instruction sheet will also be included with the unit to insure easy and proper use.