Dura Ace Hb 7700 Front Hub Ceramic Bearing Balls Si3N4 Silicon Nitride Low Friction Solid Ultra Lightweight For Smooth Front Hub Operation Sealed Front Hub Performance Upgrade Black Color Pack Of 22 High Precision Biking Bearing Balls

Ceramic Bearing Balls for Front Hub HB-7700 (Si3N4) Pack 22
✔️ Solid Si3N4 ceramic balls for front hub efficiency

These solid ceramic bearing balls are designed for bicycle front hubs, offering low friction, high hardness, and wear resistance. They’re ideal for sealed ball-bearing style hubs and are compatible with standard hub races in performance road bikes.

✅ 22-pack solid Si3N4 ceramic balls for front hub bearings
✅ Fits HB-7700 front hub configurations and standard races
✅ Low friction, high hardness silicon nitride for durability
✅ Works with dry-lubed (no lubrication) hub setups

💡 What is a ceramic bearing ball used for in bike hubs?

These high-grade balls replace worn metal bearings to improve smooth rotation and extend hub life.

- Reduces friction and wear in sealed ball-bearing hubs - Silicon nitride (Si3N4) offers high hardness and weight savings - Works with standard hub races in common front hub assemblies - Ideal for performance bikes seeking low-maintenance hubs