• 40mm 700c carbon road bike rim light 340g
  • 40mm 700c carbon road bike rim light 340g
  • 40mm 700c carbon road bike rim light 340g
  • 40mm 700c carbon road bike rim light 340g
  • 40mm 700c carbon road bike rim light 340g
  • 40mm 700c carbon road bike rim light 340g
40mm 700c carbon road bike rim light 340g
  • 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
40mm rim 700c road bike rim 700c bike rim 40mm rim 700c road bike rim 700c bike rim
Weight: 320±15g Weight: 340±15g Weight: 360±15g Weight: 380±15g Weight: 420±15g Weight: 450±15g
ERD: 569mm 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. Flatness and Roundness Tests 1.Brake track flatness: ≤0.3mm;
2.Roundness: ≤0.3mm
OK
2. Lateral Stiffness Test 1.Stiffness for rim: ≥5N/mm;
2.Stiffness for wheel: ≥30mm
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. Tire Pressure Test Tire pressure: 100psi OK
7. Tire Inflation Pressure Test 200psi no abnormal sound OK

Ⅳ.UCI Impact Test Video, Youtube video link: https://www.youtube.com/shorts/qHaTotAReyQ

Ⅴ.Test Report:

40mm rim 700c DK Composite Test Report D40TL-28-340g.pdf

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