Shimano SM-BH59 Brake Hose Connecting Bolt Unit For Hydraulic Disc Caliper Description: The Shimano SM-BH59 Brake Hose Connecting Bolt Unit is a factory replacement kit to attach a Shimano SM-BH59 hydraulic hose to a Shimano hydraulic disc brake caliper. 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-BH59 brake olive, and insert pin Kit is for one caliper Specifications: Compatibility: BR-M6000 | BR-R785 | BR-S7000