Place of Origin
Fujian, China
Model Number
Metric & Inch sizes
Product name
bicycle bearings
Material of rings
chrome steel, stainless steel, ceramic
Material of balls
steel balls, stainless balls, ceramic balls
Material of cage
Stainless Steel,PTFE, Nylon, PEEK
Type of cage
CROWN retainer, Ribbon Retainer
Lubrication
oil,grease,dry
Feature
High Speed, Low Noise, Long Life