2 Z / ZZ, Bearing with a metal seal on both sides. Z, Bearing with a metal seal on one side, one side open. E, Reinforced Design. P2, Highest precision.

Deep groove ball bearings, single row. Tolerances: Normal (metric), Normal (inch) · Radial internal clearance: Single bearings, Matched bearing pairs

The E indicates that appropriate eye bolts are supplied with the bearing. Z. Combined needle roller bearing, factory greased thrust bearing with a cover