Features:
1. This ball thrust bearing set features high precision, high speed, and wear small.
2. Small frictional resistance, low power consumption, high mechanical efficiency.
3. High grade steel ball, quiet and smooth rotation at a high speed.
4. Small internal clearance and high machining precision.
5. Suitable for machinery manufacturing, equipment installation and maintenance.

Specification:
Bearing Material: Bearing Steel
Optional Models & Sizes:inner diameter x outer diameter x Height
F8-22M 8x22x7mm
F9-17M 9x17x5mm
F9-20M 9x20x7mm
F10-17M 10x17x5mm
F10-18M 10x18x5.5mm
F12-21M 12x21x5mm
F12-23M 12x23x7.5mm

Package List:
4 x Thrust Bearing（Based on your choice）