?The industry's only professional-grade chain cleaning kit. Constructed with a special plastic resin that is very durable and solid so it will not crack or break if dropped. Three rotating brushes, two side cleaning plates, an oversized magnet and a 30 degree design result in a chain cleaning action second to none in terms of efficiency, simplicity and speed. The set includes a 4oz (120ml) Multi-Degreaer and a 2oz (60ml) chain lubricant.