World Champion ACER Racing Ceramic Ball Bearing Kit for Team XRay XB9 Nitro Car

Complete ball bearing kit replacing all the bearings in the car including clutch bearings.

Oiled, not greased, with 100% synthetic SIN oil for super smooth and fast action. Uses lightweight diamond polished silicon nitride ceramic balls. Feel the difference and race faster, longer with these lightweight, fast and extremely durable ceramic bearings.

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