Bearing Cerámico 18x30x7Optimize your performance with Black Bearing Cerámico 18x30x7 high-performance and competition bearings.
High performance and competition.2RS seals.Ceramic balls (SI3N4).Low friction seals for superior performance.They are mounted on wheels, cups and change wheels.
| Brand | Black Bearing |
| Supplier reference | BB-UB-18307-CS |
| Color | silver |
| Color | Silver |