![Amazon.com : SHIMANO R203P/S Disc Brake Adaptor : Bike Brake Mounts And Adapters : Sports & Outdoors Amazon.com : SHIMANO R203P/S Disc Brake Adaptor : Bike Brake Mounts And Adapters : Sports & Outdoors](https://m.media-amazon.com/images/I/31fqjqNUrtL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : SHIMANO R203P/S Disc Brake Adaptor : Bike Brake Mounts And Adapters : Sports & Outdoors
![180mm to 203mm rotors. Bought the shimano adapter for 203mm but the rotor won't fit into the caliper. Seems like I need even more of a gap to get the rotor to 180mm to 203mm rotors. Bought the shimano adapter for 203mm but the rotor won't fit into the caliper. Seems like I need even more of a gap to get the rotor to](https://preview.redd.it/lpq5dxjdave51.jpg?auto=webp&s=61b36da12dd24d78fa8869590fbe19f15d1a0f17)
180mm to 203mm rotors. Bought the shimano adapter for 203mm but the rotor won't fit into the caliper. Seems like I need even more of a gap to get the rotor to
![shimano SM MA F160 F180P/P2 P/P P/S Post Mount Disc Brake Adapter rotor FROUT REAR 140 160 180 203|Bicycle Brake| - AliExpress shimano SM MA F160 F180P/P2 P/P P/S Post Mount Disc Brake Adapter rotor FROUT REAR 140 160 180 203|Bicycle Brake| - AliExpress](https://ae01.alicdn.com/kf/H3e21a814449840a9b74bab67d15582c0L/shimano-SM-MA-F160-F180P-P2-P-P-P-S-Post-Mount-Disc-Brake-Adapter-rotor.jpg_Q90.jpg_.webp)