Shimano Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper Resin Pads Fins CheckoutSpec= 306mm S Upper IS42 Lower Stack

S Upper IS42 Lower Stack Height 1

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}Wheels Manufacturing Ebike Lockring Socket - Gen 3 Bosch 43mm

dramatically reduces friction

Jaws are 150mm wide and can open to a max of 140mm

Shimano Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper Resin Pads Fins CheckoutSpec= 306mm S Upper IS42 Lower StackThe 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 Brake Lever Actuation Hydraulic Rotor Included No Brake Caliper Type Flat Mount