2023 KOOTU BERSERKER GRX-400 Carbon Gravel Bike 20 Spd
2023 KOOTU BERSERKER GRX-400 Carbon Gravel Bike 20 Spd
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Size Chart
Size Chart
Shipping & Return
Shipping & Return
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Shipping to
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Average Delivery Time
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Bikes Shipping Cost
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|---|---|---|
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United States
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6-12 business days
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Free
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Australia
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7-15 business days
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$150
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Asia
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6-12 business days
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Free
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Middle East
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10-15 business days
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$150
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Canada
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10-15 business days
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$200
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Mexico
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10-15 business days
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Free
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Israel
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6-10 business days
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$200
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India
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6-12 business days
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$150
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Brazil
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20-35 business days
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$380
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Europe
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12-18 business days
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$190
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Shipping Information
- Once your order has been placed, we'll send you a confirmation email with your order number.
- When your order has been shipped, we'll send you an email with a tracking number and a link that you can track it online.
- No Tariff will be required to our customers on the Standard shipping methods.
Processing Time
After we received your order. It usually takes 2-3 business days for production, assembly, debug, packing, and sent out (Some new models may take 10-13 working days). Because we want to make sure the customer gets the bike 90% pre-assembled.
14-days Free replacement: contact customer service for missing and critically-damaged parts or other quality-related issues. Our customer service team will help to arrange the replacement.
Our policy lasts 14 days. If 14 days have gone by since delivery, unfortunately we can’t offer you a refund or exchange.
Contact Us
Contact Us
Email: kootubike@outlook.com
- $100 OFF
- 14 Days Easy Return
- Free Shipping
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.
Collapsible content
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) |
Shimano GRX Shifting
Professional drop handlebar, with special anti-slip paint on the lever, bring you comfortable and smoothy gear shifting experience.
Full Internal Cable Route
Internal cable route design, so that the appearance of the frame more neat, while reducing wind resistance.
Front Derailleur
The FD-RX400 impresses with a natural shifting stoke feeling and its smooth-running functionality which is characterized by a very ergonomic power curve as well as the integration of a cable tension adjustment function.
Rear Derailleur
Characterized by quiet, smooth, precise and reliable shifting even in the most demanding terrain. When activated the rear derailleur pivot takes a firm hold to reduce excessive movement, noise and general "chain chatter".
Shimano RS470 HUB
High performance, seal bearing with good Lubrication.
Shimano HG500 Cassette
Flywheel with chain retention technology for sharp shifting.
"WHY NOT ME"
Starting from the needs of riders, we are committed to providing riders with "professional carbon bikes with cost performance".