Description

The Dura-Ace Di2 R9250 Priority Pack gives you priority access to Shimano's brand new top racing groupset. It consists of a 2x12-speed crank with 34-50 or 36-52 tooth increments, an electronic rear derailleur and front derailleur for semi-wireless shifting, and a flat-mount disc brake set. Of course, a rechargeable battery, a Quick-Link chain and a cassette with 11-30 teeth are also included.