... , 16001-16048 61800, 61900 Series Model: 61800-61848, 61900-61948 R Series Model: R2-R24, R156, R166, R168, R188 Spec: ZZ ... , ABEC5, ABEC7 4. Application: Motorcycle, Motor, Pump, Fan, Air conditioner, Microwave Oven, Range hood, Sewing machine, Massage Chairs, Textile machinery, Electric tools ...