KOOTU R03 carbon road bike 700C wheel racing bike adult bike with Shimano Sora r3000 18 speeds

Quick detail:

  • T800 carbon fiber frame, fork, seat post
  • SHIMANO SORA R3000 9*2=18 Speed
  • 9.8kg (21lb) lightweight bike
  • Wind tunnel design
  • 700*25C Continental tires and KMC chain

Bicycle components:

Frame Size: 47cm/51cm/54cm/56cm
Wheel Size: 700C
Color:  Red/Grey


Frame Material: Carbon fiber
Fork: Carbon fiber 700C*100 (fork open)
Handlebar: Aluminum, 420*31.8mm
Stem: Aluminum 31.8*28.6*100mm, -7°degree
Fork bearing: 28.6*41.8-52*39.8mm
Saddle: YBT Road Bike Saddle
Seat Post: Carbon fiber 350mm

Derailleur / Brake System:

Shift lever: Shimano Sora ST-R3000-L + Shimano Sora ST-R3000-R
Front Derailleur: Shimano Sora FD-R3000
Rear Derailleur: Shimano Sora RD-R3000
Brakes calipers: Tektro R313 V-brake 39-52MM
Flywheel: Sunrise Cassette 11-25T
Crank sets: Prowheel Ounce-421C 34/50T*170mm, BB68

Transmission Control System:

Chain: KMC Z9
Pedal: SANYUN LP-658A 9/16'

Wheelset System:

Wheelset: Aluminum, 700C*1.5 14G*24H,F/V(Width 14mm /Height 36mm)
Hub: 14G*20H M9*100*108/ 14G*24H M10*130*140
Tires: 700x25C Continental Ultra Sport
Accessories: Multi Assemble tools, User Manual

The standard brake setting is Left hand control front brake, Right hand control rear brake, if you want to change, please let us know.