... 24-850mm3. Application:Crane hook, vertical water pump, vertical centrifuge, jack, low speed reducer, etc. Bearing shaft ring, race and rolling body ... Name: WZA & OEM2. High precision, long life, low noise, high-end technology, low vibration and conform to the export standard3.Package ... competitive price and quick delivery will attract your attention ! speed reducer WZA thrust ball bearing 51124