uxcell 627ZZ Ball Bearing 7mm x 22mm x Double Shielded 7mmx22mmx7mm
Size: 627ZZ (Inner Dia. =7mm, Outer Dia. =22mm, Thickness=7mm). Suffix on the bearing just for differentiating between Sealed and Shield type of bearing. With small friction and high-limit speed, Deep Groove Ball Bearings are cost-effective and require little maintenance.