General description This IS Mount to Flat Bike Brake Adapter is designed for use with 160 mm rotors on the rear IS mount (frame) and 180 mm rotors on the front IS mount (fork). Made from durable aluminum alloy, this adapter provides a reliable solution for enhancing your bicycle's braking system. Technical specifications Material: Aluminum alloy Color: Black Compatibility: 160 mm for rear IS mount, 180 mm for front IS mount Measurement allowed error: +/- 1-3 cm Compatibility and accessories Tested with various flat mount calipers Note: May not be compatible with all IS mount frames and forks Other information Package Contents: 1x Flat Mount Disc Brake Adapter Light reflection and different displays may cause color variations in the item