Shimano BR-RS505 Brake Caliper Mount (Flat-Mount) Size:Rear (160mm) but still works just as

but still works just as hard as the Original Chamois Butt’r introduced over 25 years ago

Advanced moisture absorption

Built with Shimano’s renowned durability and race-proven performance

You should be able to find this measurement on the inside of your rim

Shimano BR-RS505 Brake Caliper Mount (Flat-Mount) Size:Rear (160mm) but still works just asThe Shimano BR RS505 Brake Caliper Mount (Flat Mount) is an adaptor plate for use in combination with Shimano Flat Mount brakes. Select between front or rear variant to suit your frame. Specifications Material: Aluminium Brake caliper: Flat Mount Mfr Claimed Weight TBC Get the correct flat mount adaptor for your setup, shop now at CCACHE.