Reddit reviews 12x21x5mm Ceramic Bearing 6801 Size by ACER Racing
We found 1 Reddit comments about 12x21x5mm Ceramic Bearing 6801 Size by ACER Racing. Here are the top ones, ranked by their Reddit score.
maybe something like this will work.
https://www.amazon.com/Acer-Racing-Ceramic-Bearing-12x21mm/dp/B000X4MP6A/ref=sr_1_2?ie=UTF8&qid=1487997268&sr=8-2&keywords=21+mm+ceramic+bearing