Model No.: UC, UCP, UCF, UCFL, UCT, UCPH, UCPA, UCFA, UCFC. main series: 203~216,303~315 Features: Automatic aligning, repeated lubrication, anticorrosive, dust proof and convenience for fixing and dismantle.  Applications: It is widely used in all kinds of machinary, especially in food machine and can be used by pharmaceutical machinery, conveyering systems, photo & film processing machinery, dying & printing machinery etc.