Description
Rolling housing material: Bearing steel.package include:1pc hollow linear shaft.Out Diameter : 10mm Inner Diameter : 4mm.Out Diameter : 12mm Inner Diameter : 6mm.FEATURES: This ball bearing has deep groove geometry for high speeds, supporting both radial and axial loads; Double seal help to save grease and effectively protect grease from Impurities; Smooth rotation with low vibration, durable in use