[1.5mm]

[1mm]

[2mm]

[3.5mm]

[2.5mm]

Description:
- These ceramic bearing balls have extreme rotation and are ideal for applications where premium performance bearing balls are required to meet your needs.
- Lighter and stronger than tungsten carbide, these silicon nitride balls are diamond polished and guaranteed not to shatter or melt in the most extreme conditions.
- Higher hardness than chrome steel balls Vickers hardness up to 1700HV
- Especially useful for bicycles, casters, drawer slides, door locks and many other applications.


Suitable for a variety of purposes, some of the most common things are shown below.
-3mm is often used on clusters and older British style headsets
-6.35mm often used on rear wheel and bottom brackets
-4.7 mm is often used on the front wheel
-4mm is often used in headset with push cups


Specifications:
Accuracy: G5
Material: Silicon Nitride (Si3N4)