The shimano bh59 rs685rs785 disc brake hose is a premium replacement resin coated hydraulic hose engineered for use with shimano straight connect lever and calliper hydraulic brake systems it uses a tapered insert for compatibility with j kit and standard brakes it features an easily cuttable hose to get the perfect length hose for your bike available in either black or white and in 2 lengths 1000mm front or 1700mm rear