








2023 KOOTU BERSERKER GRX-400 Carbon Gravel Bike 20 Spd
Looking for a high-performance carbon gravel bike that can handle any terrain? Look no further than the KOOTU BERSERKER GRX-400. This top-of-the-line bike boasts a lightweight carbon frame, a powerful Shimano GRX-400 drivetrain, and rugged, versatile tires that are perfect for gravel, dirt, and pavement. Whether you're racing, touring, or exploring off-road, the KOOTU BERSERKER is the ultimate choice for serious cyclists.
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Bicycle components:
Frame Size: | 47cm/51cm/54cm/56cm |
Wheel Size: | 700C |
Color: | Black white/Black gold |
Specification:
Frame Material: | T800 carbon fiber |
Fork: | T800 carbon fiber, fork open 100mm |
Handlebar: | Aluminum alloy |
Stem: | Aluminum alloy |
Saddle: | YBT, PU-leather |
Seat Post: | T800 carbon fiber, 350mm |
Derailleur / Brake System:
Shift lever: | SHIMANO ST-RX400 |
Front Derailleur: | SHIMANO FD-RX400 |
Rear Derailleur: | SHIMANO RD-RX400 |
Flywheel: | SHIMANO CS-HG500 (11-13-15-17-19-21-23-26-30-34T) |
Crank: | SHIMANO FC-RX600, 46-30T(170MM) |
The standard brake setting is Left hand control front brake, Right hand control rear brake, if you want to change, please let us know.
Transmission Control System:
Chain: | KMC X10R |
Pedal: | SANYUN LP-658A |
Wheelset System:
Wheelset: | Aluminum, 700c,30mm depth |
Tires: | Continental Terra ShieldWall (40-622) |

"WHY NOT ME"
Starting from the needs of riders, we are committed to providing riders with "professional carbon bikes with cost performance".