KOOTU R12 carbon road bike with T800 cabron fiber frame ,fork,which makes the bike lightweight,high strength,strong rigidity,the full internal cable design makes the bike at a good appearance,Make your riding faster and more labor-saving. It is perfect for enjoying miles of fast riding fun, or even club riding or competition.and equiped with the SHIMANO SORA R3000 left ,right shift lever and front ,rear derailleaur, allowing you to switch gears very quickly with your fingertips, so you can quickly select gears for each type of terrain.700*28C Continental tires help you fast riding on flat roads, but also be stable on slightly gravel roads and 90% preassembled that provide a better convenience for beginners.
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 |
47cm | 158-165cm | 61''-65'' |
51cm | 166-175cm | 65.4''-68.9'' |
54cm | 176-185cm | 69.3''-72.8'' |
56cm | 186-190cm | 73.2''-74.8'' |

Specification:
Frame | T800 carbon fiber |
Fork | T800 carbon fiber,700C*100 |
Handlebar | Aluminum alloy,SM-AL-219TP,φ22.2*31.8*420 |
Seat post | Aluminum alloy,SM-7200, 31.6*350 |
Wheel SET | DR-30 700C,700*1.5,14G*28H F/V 30 depth disc brake |
Front hub | 288F-M12*100,aluminum,2BS 14G*28H M12*100 |
Rear hub | 288R-M12*142,aluminum, 14G*28H M12*142 |
Tires | CST,C1808-700C,700x28C DK27(60TPI) |
Headset | JY bearing 28.6*41.8-52*39.8mm |
Shaft | Aluminum,Rear Axle quick release lever: 170mm,Front Axle quick release lever:122MM |
Road bike straps | DD-XSJ PU+EVA 2150*30*3 |
Crankset | OUNCE-421C-TT-N,34/50T*170mm,BB68 |
Chain | KMCZ9 |
Left shift lever | SHIMANO ASTR3000LIA SORA,ST-R3000-L, 2-SPEED, W/1800MM, BULK |
Right shift lever | SHIMANO ASTR3000RIA SORA,ST-R3000-R, 9-SPEED,W/2100MM BULK |
Front derailleur | SHIMANO AFDR3000F SORA,FD-R3000, FOR REAR 9-SPEED, BULK |
Rear derailleur | SHIMANO ARDR3000GS SORA,RD-R3000, SORA GS 9-SPEED BULK |
Flywheel | CS-M2009 11-32T |
Brakes calipers | PRO A8000 ED |
Brake rotor | AR18 140MM |
Front brake | PRO A8000 ED |
Rear brake | PRO A8000 ED |
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:



SHIMANO SORA R3000 Shifter Lever Fully Integrated Inner Cable Design,The wiring design inside the frame makes the incoming and outgoing cables very smooth, which can ensure accuracy of the shifting speed, while reducing the windward area is beneficial to decrease the riding resistance; The appearance is simple and stylish, and it can reduce the noise of the cable hitting frame When riding on a rugged road. |

Hollow Integrated Crankset 8 reinforced points are distributed on the bicycle crankset,which not only makes crankset more durable ,but also enhances the riding efficiency |

SHIMANO Sora Rear Derailleur Shimano's Sora Rear Derailleur provides precise gear changes,Stable and efficient transmission system, easy to cope with different road conditions |

Mechanical Disc Brake mechanical disc brakes are operated by a steel cable that connects the brake lever to the brake caliper. |

Comfortable Saddle This saddle is designed like a leaf spring to be comfortable. It also has a love channel to minimize prostate issues,Breathable, waterproof, great for long rides |
About shipping ways& tax ?
1.Shipping ways: airline parcel +DPD/UPS, shipping free to USA,Asia,Russia, Japan ! Delivery time is usually about 7-12 Working days to USA, 8-15 Working days to EU.
2: Duty free, VAT free! (Seller do customs clearance process and pay taxes).Taxes free countries:All EU countries, USA,Russia, Japan, and so on.(if your country not listed,contact us!)
3: Bicycle assemble situation : The bicycle is 90% well assembled, before sending out.All you need to do is put on the front wheel, seatpost, and pedals. Yes, the brakes are dialed in and the derailleurs are adjusted: just pump up the tires and go outside to ride.
OUR GUARANTEE:
- 100% safe payment
- 100% money-back guarantee
- 24/7 customer support
- Tracking the number of every order.