New Release | Exclusively Designed for BIRDY R20
The SUNCORD 406 Carbon Fiber Tri-Spoke Wheelset is specially developed for the new BIRDY R20, featuring a 78mm front and 142mm rear hub spacing with 12mm thru-axles and a center-lock disc brake system.
Designed to deliver an ideal balance of lightweight performance, structural stiffness, smooth rolling efficiency, and responsive handling, this wheelset enhances both the speed and sporty character of your ride.
Rim Specifications
- Wheel Size: 406
- Rim Depth: 40mm
- External Rim Width: 28.5mm
- Internal Rim Width: 21mm
- Tubeless-Ready Design
- Recommended Tire Pressure: 100 PSI
- Maximum System Weight: 110kg
BIRDY R20 Hub Specifications
- Front Hub Spacing: 78mm / 12mm Thru-Axle
- Rear Hub Spacing: 142mm / 12mm Thru-Axle
- Brake System: Center Lock Disc Brake
- Ratchet Mechanism: 36T Star Ratchet
- Front Hub Bearings: 2 Bearings
- Rear Hub Bearings: 2 Bearings + 2 Additional Ceramic Bearings
Freehub Body Compatibility
Available freehub body options:
- SHIMANO / SRAM HG
- SRAM XDR
- Compatible with 9-speed, 10-speed, 11-speed, and 12-speed drivetrain systems.
Optional Upgrades
The following upgrades are available upon request:
- Titanium Alloy Freehub Body
- 60T Titanium Alloy Ratchet
- Quick-Release End Caps
Wheelset Weight
- UD Carbon Fiber Finish: Approx. 920g
- Painted Finish: Approx. 935g
- Weight Tolerance: ±20g
Additional Hub Configurations
In addition to the BIRDY R20-specific 78mm front / 142mm rear thru-axle configuration, other hub configurations are available:
Option 1: 100mm Front / 135mm Rear Quick-Release
Designed for DAHON folding bikes, TERN folding bikes, and other compatible models.
Option 2: 100mm Front / 142mm Rear Thru-Axle
Designed for BROMPTON G LINE and other bicycles with matching hub spacing and axle specifications.
Please confirm your bicycle’s hub spacing, axle type, and disc brake rotor mounting position before ordering. Actual compatibility must be verified according to the bicycle’s specifications.
Warranty
SUNCORD provides a two-year warranty against manufacturing defects and non-human-caused damage.
ATTENTION: Suncord products to be free from defects in materials or workmanship for a period of one year after original purchase unless otherwise stated below. The warranty is non-transferable and valid to the original purchaser of the product only.
The warranty on Suncord products is NOT VALID if the products have been purchased from an unauthorized dealer/online retailer
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