Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper with Resin Pads with Fins Turbo tero angled solid tips that are

angled solid tips that are forged as one part of the tool

The Old Man Mountain lite bracket mounts to the rack with included stainless hardware

our included range extender boosts your range by another 50 percent

The foundation for all this is the technology pioneered for the S-Works 7

Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper with Resin Pads with Fins Turbo tero angled solid tips that areThe Shimano BR 4770 disc brake caliper offers greater rider control in all conditions. With convenient One Way Bleeding and an easy hose joint system, installation and adjustments are simple. Greater rider control and confidence in all conditions Simple set up and maintenance Easy and clean bleeding system Simple wheel replacement Convenient tool access 2 piston caliper