taper roller bearings 31308 in stock Metric taper roller bearing priced cup & cone together 40mm inside x 90mm outside x 25.25mm width 1. High accuracy, High speed 2. ISO 9001:2000 3. Can be customized according to your needs 4. Can provide small & miniature standard and non-standard ball berings 5. Reasonable price 6. Technology: low vibration, low noise, high precision and durability OEM Service Offered, Design Service Offered, Buyer Label Offered