Frequently Asked Questions

For in-stock items, our standard dispatch time is typically 1-2 business days. For large-volume production orders, the estimated manufacturing lead time is generally 4-5 weeks.

For lightweight shipments, we typically use UPS or FedEx via customer accounts or prepaid arrangements. For heavy or bulk orders, we arrange air or sea freight.

Note: All applicable charges, duties, taxes, and fees are the customer’s responsibility.  

As a general guideline, 52100 chrome steel bearings are properly preserved after production and typically guaranteed for at least two years. For bearings stored beyond two years, we recommend inspecting for rust, abnormal sound, and grease condition before shipment.