This is an international - grade magnesium wheel hub with dimensions of 50mm x 92mm. It is specifically designed for a 50mm axle and has a width of 92mm, offering excellent performance and durability.

Using this magnesium wheel hub is easy. Just match it with a 50mm axle. When installing, make sure it's properly aligned. As for maintenance, keep it clean and check for any signs of wear regularly. Avoid using it in extremely harsh conditions to extend its lifespan. If you notice any damage, replace it promptly to ensure safety.