SHIMANO DURA-ACE DI2 R9250 POWER METER PRIORITY PACK 2X12

FEATURES :
• crank with power meter (power measurement)
• battery mounting internally in the seatpost, running time approx. 1000 km
• CR1632 battery in STI for wireless shifting
• front derailleur with more compact design than previous model, connected to battery via cable
• rear derailleur with wireless chip, LED display, charging socket and function button, connected to battery via cable
• brake caliper with 10 % more clearance for brake pads

SPECIFICATION :
Series: Dura-Ace Di2 R9250
Application: Road, Triathlon & Time Trial
Gearing: 2-speed, 12-speed (electronic, semi-wireless)
Brakes: disc, hydraulic (flat mount)
Crankset: 172.5 mm (gradation 34-50, 36-52)
Cassette: 11-30
Front Derailleur: braze-on
Rear Derailleur: long cage