If you’re lookingto take your bike to the next level, Shimano’s got you covered with their SM-BH90 disc brake hosekit. Whether you’re looking for an upgrade or need to replace a worn-out hose, these kits offer a range of solutions to meet your brake hose and connection needs. And if you’re rocking Dura-Ace BR-R9170 disc brakes, the OEM hose kit is a perfect fit.