2022 New arrival KOOTU R03 carbon road bike with trendy style,toray t800 carbon frame,Makes the bike very light and strong, and the internal cable design gives the bike a clean and beautiful appearance, the aerodynamic frame design increases the riding speed, and the high-profile shimano 105 components provides smooth, precise and responsive, giving the rider an unparalleled experience.
- T800 carbon fiber frame,fork,seatpost
- Internal cable routing design
- Shimano 105 shift and derailleur system
- Wind tunnel design
- 700*25C Continental Tire
- KMC 11 Speed chain
Recommend size chart:
for reference only,for specific size requirements, please check the frame size drawing for measurement before placing an order.
Size Chart | CM | Inch |
48cm | 155-165cm | 61''-65'' |
52cm | 166-175cm | 65.4''-68.9'' |
54cm | 176-185cm | 69.3''-72.8'' |
56cm | 186-190cm | 73.2''-74.8'' |

Specifications:
Frame | T800 carbon fiber |
Fork | T800 carbon fiber,700C*100 |
Front hub | R-AL6061 ED 14G*20H M9*100*108 |
Rear hub | R-AL6061 ED 14G*24H M10X130X140 |
Wheels | DR-36 aluminum |
Tires | Continental Tire 0150010 PureGrip -700C |
Headset | GH-592 aluminum |
handlebar | SM-AL-217,aluminum |
Seat Tube | SM-A92-8,Aluminum alloy |
Seat post | T800 carbon fiber ,R03,350mm |
Road bike straps | DD-XSJ PU+EVA |
Crankset | VICTOR-621C-TT,34/50T*170mm,BB68 |
Chain | KMCX11R |
Left shift lever | SHIMANO KSTR7000LIL 105,ST-R7000,2-SPEED LEFT, W/1800MM INNER, BULK |
Right shift lever | SHIMANO KSTR7000RIL 105,ST-R7000,11-SPEED RIGHT, W/2100MM INNER,BULK |
Front derailleur | SHIMANO KFDR7000FL 105,FD-R7000-L,11-SPEED, DOWN-SWING,BRAZED-ON BULK |
Rear derailleur | SHIMANO KRDR7000GSL 105,RD-R7000,GS 11-SPEED,DIRECT ATTACHMENT, BULK |
Flywheel | CS-R9011 11-30T |
Front brake | R313 39-52MM,aluminum,ED 27MM SUNKEN NUT,27.5MM PIVOT BOLT,SHOE |
Rear brake | R313 39-52MM,aluminum,ED 10.5MM SUNKEN NUT,12.8MM PIVOT BOLT,SHOE |
Saddle | YBT K245 F02 |
Pedals | Sanyun LP-658A black |
Standard brake setting is : Left hand control front brake , Right hand control rear brake, if you want to change, please let us know.
Features:
KOOTU R03 carbon road bike has impressive configuration
This road bike comes with T800 carbon fiber frame,fork,seatpost,this bike only weighs 9.25kg(20.39lbs.
The redesigned iternal transmission device makes the control road thinner and more ergonomically shaped,bring rapid and intuitive shifting and reliable braking


Incorporates an integrated cable tensioner and an optimized cage design and provide smooth-running shifting, easy adjustment
Shimano SHADOW RD design,provides efficient, and precise shifting , silent and super-smooth performance.


The hollow design is obviously helpful for improving the rigidity of cross-legged while reducing weight.the design of the integrated chainring is more controllable ,and the riding is more powerful
Fine quenching and hardening ,high-precision positioning ,tooth shape,uniform force,continuous teeth,can efficient transmission,light-weight design and other advantages


V-brake is light and agile, and brakes are more assured; road bike generally travel faster, and U-brake can provide more effective braking methods.
There are four standard bearings in the hub,which are smoother,more sensitive ,labor-saving and fast


KMC 11 Speed Chain with X-Bridge Technology,Suitable for Shimano, Campagnolo and SRAM 11 speed derailleur systems