Features:
Brand new and high quality.
Uniform speed.
Using high quality bearing steel material.
The dust effect is obvious, the stability is strong, durable.
Has the characteristics of low density, high hardness, wear resistance.
Specification:
Material: zirconia
Outside Diameter: 22mm
Inner Diameter: 8mm
Thickness: 7mm
Color: black
Good quality.
Strong and durable.
High hardness.
Wear resistance.
Metal material.
Package included:
1 x Ceramic Skate Bearing