GENUINE AL-KO compact Euro bearing, a 1 part sealed bearing, fits 160x 37 hub drum assembly.
External Diameter: 60mm, Internal Diameter: 30mm, Length: 37mm
Sold as bearing alone, bearing & axle nut, and bearing, axle nut & dust cap.
Axle nut: 32mm 581200 (older version used 36mm nut but this has been replaced)
Dust cap: 55mm, H: 27mm 581197
