6802ZZ Shielded Ball Bearings 15mm x 24mm x 5mm 6802ZZ Shielded Ball Bearings, the 6802ZZ inner diameter is 15mm, the 6802ZZ outer diameter is 24mm and the 6802ZZ width is 5mm, 6802ZZ Bearings are made of Chrome Steel, each 6802ZZ bearing has Double Shields to protect the bearing from dust or any possible contamination.