Fast delivery time Lower costs Consistent quality Excellent lifetime precision.Zero backlash; Excellent lifetime precision;Rapid Delivery;Long Warranty service.Compact light design.Excellent precision.Harmonic ISO bearings drive supplier.Models: CHS, CCS, CCSH, CHSH, CHD, CCD.High rigidity crossed roller bearings feature solid, one-piece construction for high accuracy. Inseparable design KOYO 6805ru Bearing integrates inner and outer ring into one structure for high rigidity. Smooth rotation ensured by separators incorporated between cylindrical rollers, suitable for high rotational speeds.