World Champion ACER Racing Ceramic Ball Bearing Kit for the Tamiya 801XT. Comes with the following sizes of Ceramic Nitride Pro Series ceramic bearings:
18 pcs 8x16mm ceramic bearings
4 pcs 6x10mm ceramic bearings
2 pcs 5x10mm ceramic 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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