NEW Shimano Ultegra BR-8170 Hydraulic Disc Brake Caliper - Rear, Flat Mount, Finned Resin Brake Pads qmn NyTech breaker is puncture and

NyTech breaker is puncture and cut resistant while remaining light and providing low rolling-resistance

Components: Shimano

Nickel Chrome finish provide extra protection for a longer life

Uses a square taper bottom bracket

DT Swiss 370 hubs have a forged aluminum shell with internal aluminum axle

NEW Shimano Ultegra BR-8170 Hydraulic Disc Brake Caliper - Rear, Flat Mount, Finned Resin Brake Pads qmn NyTech breaker is puncture andThe Ultegra BR R8170 disc brake caliper brings a new level of control to the road cycling world with enhanced modulation and a quicker initial braking point. Despite its smaller construction, the system is quiet and easy to maintain. Wider pad clearance decreases brake noise Maintenance friendly bleeding process