LS ELECTRIC Metasol Molded Case Circuit Breaker MCCB Standard ABS63c 20A Aluminum Pipe Wrench Cylindrical roller bearings are classified Cylindrical roller bearings are classified into the following types depending on whether or not they have ribs on their rings: Specification item model symbol Specification information built in magnet D built in magnet installation support B Through hole (standard) tube inner diameter 32 Bore size 32mm Types of port screws Rc M screw cylinder stroke 50 cylinder stroke 50mm body options M rod end male thread Auto switch mounting groove Z ø12 ø25 2 sides ø32 ø63 4 sides auto switch A93L Reed auto switch