Shimano Dura-Ace ST-R9250-L Di2 Dual Control Shift/Brake Lever Rim Brakes - Left 2x BLK MFPN=W010-1064 including cap kit with two

including cap kit with two caps

Roam 60 (B1)

}Cane Creek Progressive Rate VALT Lightweight Rear Shock Spring - 65mm x 400-488lbs White

DUB technology simplifies the relationship of the spindle to the bottom bracket

Forged alloy arms

Shimano Dura-Ace ST-R9250-L Di2 Dual Control Shift/Brake Lever Rim Brakes - Left 2x BLK MFPN=W010-1064 including cap kit with twoShimano Dura Ace ST R9250 dual control levers are the ultimate in reliable performance thanks to a wired connection to the rim brakes. Refined ergonomics and advanced materials show the race pedigree of these levers. Quick and intuitive 12 speed Di2 shifting Clearly defined click feeling with ergonomic shifting lever Better bike control and confidence in race conditions Hood shape and texture optimize grip and brake power transmission Brake Lever