The Geringhoff 025105 is a genuine double row angular contact ball bearing, specifically designed for Geringhoff agricultural machinery. This bearing features a 17 mm inner diameter, 40 mm outer diameter, and 17.5 mm width. It is characterized by a C3 internal clearance, indicating greater than normal radial internal clearance, and a 'Z' designation, meaning it has a single metal shield on one side to protect against contaminants while allowing lubrication from the other side. This bearing ensures reliable performance and durability in demanding agricultural applications.