6000ZZ Shielded Ball Bearings 10mm x 26mm x 8mm 6000ZZ Shielded Ball Bearings, the 6000ZZ inner diameter is 10mm, the 6000ZZ outer diameter is 26mm and the 6000ZZ width is 8mm, 6000ZZ Bearings are made of Chrome Steel, has 2 Metal Shields to protect the bearing from dust or any possible contamination, 6000ZZ bearings are pre-lubricated with grease.