Campagnolo EKAR Disc Brake Adapter The Ekar adapter is the perfect companion for your new Ekar disc calipers. These lightweight adapters let you use a 160mm rotor with your Ekar disc calipers if your frame or fork uses a 140mm flat mount standard. This adapter is designed to be used with a flat mount caliper and flat mount frame or fork only. It is recommended that you only use Campagnolo parts in conjunction with these adapters. Double check to make sure you've selected the correct option because there are front and rear specific options. Features Lightweight and stiff design> is built to the same standards as the rest of Campagnolo Ekar Flat Mount specific Offered in front or rear specific options | Campagnolo | Ekar Disc Brake Adapter Front, 140Mm/160Mm, Flat Mount