420 Stainless Steel + Si3N4 Ceramic Ball Bearing For Toy Cars、Fishing Wheel
USD 6.25 USD
Specifications
| Size(ID*OD*Height) | 623ZZ(3*10*4mm) |
| Amount | 1pcs |
| Brand | Unbranded |
| Country/Region Of Manufacture | China |
| Bearing & Bushing Part Type | Precision Ball |
High rotational speed, ceramic balls have oil-free self-lubricating properties, and ceramic ball friction coefficient is small. Therefore, ceramic ball bearings have high rotational speed and do not lag, and can idle for more than 20-30 seconds。.
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