dall'analoga discussione su WW riporto questo commento:
Just saw this posted over at RBR's
Shimano sub-forum:
"Derailleur cables under tape. Ti clamp band. Carbon blade with easier reach from hoods and relocated pivot for better leverage. 20% reduction in lever throw. No trim for front derailleur (not needed, cross chain away). Adjustable reach. Flight deck with HR, altitude, & incline (PC download). Front derailleur 20% stronger spring. Brakes have Ti hardware and recessed cable stop and arch style for more power. Rear derailleur carbon jockey cage and redesigned wheels to get rid of need for GS. 3 cranks alloy 130, alloy 110, and carbon 130 with BB30 on the way. Crank spindle alloy/carbon. A lil' bird told me..."