Ball Bearings 10x22x6 Lot of 10 Bearings 10 Ball Bearings 6900ZZ for many applications, this is a popular size that could be used in many applications that uses this size 10mm x 22mm x 6mm. Bearings are made of Chrome Steel and can rotate up to 48000 rpm, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease.