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Carbon Fiber Sporting Goods

Bola 700c Carbon Rim, Asymmetric Hookless, 30mm Profile

Bola 700c Carbon Rim, Asymmetric Hookless, 30mm Profile

Обычная цена $260.00 USD
Обычная цена $300.00 USD Цена со скидкой $260.00 USD
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Bola 700c Asymmetric Hookless Carbon Rim for Performance Road Cycling

Summary: The Bola 700c Asymmetric Hookless Carbon Rim features a 30mm low profile, 23mm internal width, and a lightweight range of 320–400g (variant-specific), engineered for tubeless road tire compatibility (28–40mm). Offset spoke drilling evens tension between drive and non-drive sides, enhancing durability and stability for competitive use. Suitable for riders up to 100kg.

Technical Specifications

Parameter Value
Rim Size 700c (ISO 622)
Profile Depth 30mm low profile
Shape Asymmetric, U-shape, hookless
Outer Width 28mm
Inner Width 23mm
Effective Rim Diameter (ERD) 578mm
Weight Range Normal: 400±15g
Superlight: 360±10g
Ultralight: 340±10g
Extreme Light: 320±10g
Max Rider Weight 100kg
Tyre Compatibility 28–40mm tubeless road tyres

Comparison: Asymmetric vs. Standard Carbon Rims

  • Asymmetric Rim: Redistributes spoke tension, reducing lateral stress and improving durability compared to symmetric designs.
  • Standard Rim: Equalized shape, may produce uneven spoke tension under heavy load.

Real-World Application

  • Climbing: 30mm low profile offers lower weight for improved climbing responsiveness.
  • Endurance & Urban: Tubeless hookless design supports wider tires for increased comfort and grip.

Certifications & Standards

  • Quality Control: 100% ultrasonic tested, fatigue & impact rated to industry benchmarks (ISO 4210-7).
  • Material: High-modulus carbon fiber, matte black finish.

Frequently Asked Questions

  • Q: What is the advantage of asymmetric rim drilling?
    A: It equalizes spoke tension across the wheel, helping prevent spoke and rim fatigue during high-load riding.
  • Q: Is the rim compatible with tubeless and clincher tires?
    A: Designed specifically for tubeless road tires (28–40mm); consult manufacturer for clincher compatibility.
  • Q: What tire pressure should I use with hookless carbon rims?
    A: Follow tire and rim manufacturer guidelines. Typically, do not exceed 72.5 psi (5 bar) for hookless rims to ensure safe tubeless operation.
  • Q: Are hookless carbon rims safe for daily road cycling?
    A: When used with compatible tubeless tires and correct pressure, hookless carbon rims have been proven reliable for both racing and daily use. Refer to ISO and ETRTO test standards for assurance.
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