Specification:
Product name: 608 ZZ Ball Bearings.
Material: Carbon steel.
Colour: Silver.
Size: As shown in the picture.
Package includes: 20 PCS.
Warm notes:
1. New bearings might have a slow speed at first, but it will be quicker after several usages.
2. If you want to keep your bearings a lengthen lifespan, please keep bearings clean, dry and maintain it with slushing oil and lubricating oil regularly.
But please note that the oil and lubricant will reduce the speed. You can use degreaser to remove the grease according to your needs.
3. Please keep bearing away from children under 8 years old to avoid choking.
4. The product is not including slushing oil and lubricants.
5. There might be slight color differences due to different displays.