Shimano Ultegra BR-R8170 Hydraulic Disc Brake Caliper cassons Attaching only to the front

Attaching only to the front rails makes the mudguard self centering

The secondary chamber can be pumped up to pressure enabling a stainless steel foot-lever to release the compressed air in an immediate

both in poor and intense light conditions & blue light protection

low rolling resistance and long-term durability

are more resistant to fading and offer a consistent brake performance even if it is wet

Shimano Ultegra BR-R8170 Hydraulic Disc Brake Caliper cassons Attaching only to the frontAll around improved, the Shimano Ultegra BR R8170 Hydraulic Disc Brake Caliper offers optimised dosing, quieter braking performance and extremely simplified maintenance. A faster gripping initial braking force always gives the feeling of full control, while a 10% increase in brake pad spacing allows for a significant reduction in noise during braking, despite a flatter overall construction. When paired with the RT MT900 brake disc rotor (sold