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Description:
5pcs R188 Ceramic Ball Bearing 1/4 x 1/2 x 3/16 Inch Bearing Fidget Spinner Bearing
Specification:
Material: Ceramic
Inner diameter: 1/4" (6.35mm)
Outer diameter: 1/2" (12.7mm)
Width: 3/16" (4.76mm)
It took a generic aluminum tri spinner with 8-ball steel r188 bearings from 3-5 minutes.
Quantity: 5pcs

Features:
1.Include 10 ceramic ball.
2.It took a generic aluminum tri spinner with 8-ball steel r188 bearings from 3-5 minutes.
3.High speed persistent idling time.
4.Made of hybrid ceramic material, durable and practical.
5.Ideal accessories for playing hand spinner without noise.
6.Can help hand spinner with a high speed to spin.
7.Diamond polished Silicon Nitride (Si3N4) Balls, HSR cage technology and open design on both sides.
8. No lube and no seals for fastest spin times. This item is very popular for high speed fidget spinners or hand spinners but has many uses wherever a high performance R188 bearing is needed.
Package Included:
5pcs x Ceramic Ball Bearing
Notice:
1.Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.
2.The color may have different as the difference display, pls understand.
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