Shimano M9 flange connection bolt for the SM-BH90 hydraulic brake line in Dura Ace, Ultegra, 105, Tiagra, and GRX disc brakes. The connection kit consists of a connection screw, a pinch seal each, and a connection insert. It is used to shorten the brake line.
The components of the bicycles, as described on this page, are those specified by the manufacturer at the time of launch of a new product.
Please note that these components may be subject to change without notice by the manufacturer for other components of similar characteristics.
If you need to confirm the specifications of any component, we recommend you visit the manufacturer's official website or contact our customer service team.