- DK
- XIAMEN
- 7-15 days
- 10000 PCS
- D40TL-28
*340g super ultra light carbon 700c rims for road CX or Gravel bike wheels.
*T800/T1000 high modulus premium carbon fiber materials for light weight and high strength.
*The ample rim width provides a stable platform for wider gravel tires.
*100% tire pressure, flatness and roundness inspetion before shipping.
*UCI impact resistance passed 90 Joules.
Ⅰ.Features:
1.Super ultra light 340 grams weight for road or gravel bike races.
2.UCI impact resistance passed 90 joules at least, avoid break cases.
3.Wider 28mm U shape design, more stable platform for wider gravel tires.
4.100% tire pressure, flatness and roundness in house inspection before shipping.
5.Used T800/T1000 high modulus premium carbon fibers for production, light weight and high strength.
Ⅱ.Specification:
| Model/Drawing | |||||
| D35TL-28 | D40TL-28 | D45TL-28 | D50TL-28 | D55TL-28 | D62TL-28 |
 |  |  |  |  |  |
| Weight: 320±15g | Weight: 340±15g | Weight: 360±15g | Weight: 380±15g | Weight: 420±15g | Weight: 450±15g |
| ERD: 659mm | ERD: 559mm | ERD: 549mm | ERD: 539mm | ERD: 529mm | ERD: 515mm |
| Size: 29"/700C (ETRTO: 622mm) | |||||
| Braking System: Disc Brake only | |||||
| Materials: Toray T700, T800, T1000 Carbon Fiber | |||||
| Intended Use: Cyclocross, Gravel Bike Wheels | |||||
| Available Spoke Holes: 20/21/24/28 holes | |||||
| Available Finish: UD matte/glossy, UD paintless matte/glossy | |||||
| Max. Rider Weight: 120-125kg | |||||
| Max. Tire Pressure: 125psi / 8.62bar | |||||
| Spoke Tension: 110-130 kgf | |||||
| Recommended Tire Size: 700*30C-50C | |||||
| Warranty: 2 Years | |||||
Ⅲ.Test Item and Standard:
| No. | Test Item | Standard | Test Results |
| 1. | Flastness and Roundness Tests | 1.Brake track flatness: ≤0.3mm; | OK |
| 2. | Laternal Stiffness Test | 1.Stiffness for rim: ≥5N/mm; | OK |
| 3. | Radial Stiffness Test | Radial Stiffness: ≥50N/mm | OK |
| 4. | Wheel Impact Test | 60 Joules without any damage | OK |
| 5. | Spoke Hole Pull Out Test | 250kgf without any bulge or crack | OK |
| 6. | TirePressureTest | Tire pressure: 100psi | OK |
| 7. | TireInflatablePressureTest | 200psi no abnormal sound | OK |
Ⅳ.UCI Impact Test Video, Youtube video link:https://www.youtube.com/shorts/qHaTotAReyQ?feature=share
Ⅴ.Test Report:
DK Composite Test Report D40TL-28-340g.pdf
