1. steel bush
2. High quality
3. Low price
4. Have stock

steel bush

1)Bearings ( ID from 3mm to 150mm )
Deep groove ball bearing
Angular contact ball bearing (single, double)
Self-aligning ball bearing
Needle roller bearing
Taper roller bearing (single, double)
Cylindrical roller bearing (single, double, four rows)
Spherical roller bearing
Wheel hub bearings
Thrust bearings
Water pump bearings
Linear bearings
Curb-ring bearings

2) bearing parts
Forging rings
Turning rings
Oil seal
Steel ball

3) other
Motor-assisted bicycle
Air-conditioned compressor
Choke