For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

Bearing steel - better quality than common steel, no trouble of repeated installation and maintainence.

Metal seal - stainless steel sealing material can effectively prevent external dust, foreign matters from entering the inside of the bearing which may cause bearing interior damage.

High class material - low noise/high accurateness/long lifespan.

Wide use - low noise and friction, high running speed, not easy to hot, high load.

Durable&reliable - low friction coefficient highly suitable for high speed running.