Wheels Mfg Headset Cone for 1-1/8 Threadless Steerer – CN-R099
$4.26
Description
Shimano Ultegra-Compatible Replacement Hub Cones
Engineered for cyclists who demand precision and durability, these CNC-machined aluminum hub cones meet Shimano Ultegra’s rigorous manufacturing standards. Designed with a 9×1 thread pitch, they provide a perfect fit for vintage road bikes and modern touring frames requiring reliable rear hub maintenance.
Key Features:
✅ Direct replacement for Shimano Ultegra 6700/6703 series hubs
✅ Hardened steel core ensures 50% longer lifespan vs standard brass cones
✅ Micro-adjustable design eliminates play in freehub mechanisms
✅ Corrosion-resistant coating protects against moisture and road grime
Ideal For:
– Restoring vintage racing bicycles
– Repairing touring bikes subjected to heavy loads
– Upgrading commuter bikes with frequent braking stress
Performance Comparison
| Specification | Standard Brass Cones | Our Aluminum Cones |
|---|---|---|
| Weight | 28g | 18g (35% lighter) |
| Thread Pitch Accuracy | ±0.15mm | ±0.05mm |
| Load Capacity | 150kg | 220kg |
| Anti-Corrosion Rating | IP54 | IP67 |
The proprietary heat-treatment process creates a surface hardness of 58HRC while maintaining core elasticity – a balance unmatched by generic replacement parts. Whether you’re prepping for a cross-country tour or fine-tuning a classic racer, these cones deliver silent operation and consistent engagement under extreme conditions.
Packaged with anti-seize compound and torque-specification guidelines, installation takes just 15 minutes using standard bike tools. Perfect for mechanics maintaining pro-level equipment or DIY enthusiasts restoring collector bikes.
