Upgraded my SHIMANO ROTOR 160mm to 203mm with SHIMANO F203P/P DISC BRAKE ADAPTOR - YouTube
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 adapter, front/rear, Post Mount, for 203 mm disc - MTBIKER.shop
Shimano SM-MA Caliper Adapter - Postmount to Postmount Brake | + 20/43 mm
What brake adapter do I need? – Worldwide Cyclery
Shimano 160 post mount to 203 post mount brake adapter – Knolly Bikes
Shimano SM-MA-F203P/P Front Adapter 203mm Post Mount - Walmart.com