RT-CL900 step on You need to see the

You need to see the terrain to make the most of it

Featuring a nylon ripstop shell

This also allows a lot of freedom in design

all-metal pedal bodies offer more clearance and improved durability

ULTEGRA BR-R8170 hydraulic calipers are the most compact yet

RT-CL900 step on You need to see theShimano's flagship disc brake rotor. Quieter than ever, but with superb, consistent braking performance on any long, steep descents thanks to excellent heat dissipation. The new arm shape is more robust, leading to quieter operation. Featuring ICE TECHNOLOGIES and FREEZA; ICE TECHNOLOGIES is a proprietary fabrication technique consisting of a 3 layer aluminum and stainless steel structure allowing for superior cooling. FREEZA are aluminum stainless