For use with Shimano WH-R501-30 rear wheels.

This Complete Hub Axle can also be used on the following rear wheels:

Shimano WH-R501-A-R

Shimano WH-R501-R

Shimano WH-R500-A-R

Shimano WH-R500-R

These are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

Genuine Shimano replacement part.