Shimano SM-BH90 Brake Hose Connecting Bolt Unit For Road Disc Caliper Description: The Shimano SM-BH90 Brake Hose Connecting Bolt Unit For Road Disc Caliper is a factory replacement kit to attach SM-BH90 hydraulic hose to several Shimano Road Disc Calipers. If you are performing routine maintenance, installing a new caliper, or replacing a damaged part, this kit is needed to complete the hose to caliper junction. Features: Includes brake hose bolt with o-ring, SM-BH90 brake olive, and insert pin Kit is for one caliper Specifications: Compatibility: BR-R7170 | BR-R8070 | BR-R8170 | BR-R9170 | BR-R9270