280-055 B&C pulley bushing, 38mm (1.5") SP-100/110 & SP-130/135 Motor pulley bushing, 10HP IEC motor - Can also be used on 1 1/2 shaft. HI-125/HP-125 use with 280-078 on motor. All parts come with a minimum 30 day warranty against manufacture defects. Can't find what your looking for? Contact us and our staff will assist with the parts you need. Minimum online orders of $10.00