P 105 Di2 Vendor_Timber MTB From sprinting on the flats

From sprinting on the flats to climbing steep inclines

Shimano Shadow RD+ clutch technology helps maintain chain stability and provides a quieter riding experience

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Training wheels have the opposite effect

contacting the cassette directly with a first-of-its-kind Hangerless Interface (Requires frame with UDH interface)

P 105 Di2 Vendor_Timber MTB From sprinting on the flatsTake one look at the all new P Series, and youll notice a striking resemblance to our flagship TT bike, the P5. P Series benefits from all the racing, wind tunnel time, and testing required to make the P5 the fastest TT bike in the World Tour, but adds a couple features that make it a perfect companion for a triathlon of any distance. P Series uses a fork with a D shaped steerer tube and round stem interface. This means you can use whichever basebar