Laager – Enduro Bearings 6903 LLB ABEC 3

12,08 

17x30x7 mm used as a hub bearing, as bottom bracket bearing for some older square taper BBs

Laager – Enduro Bearings MR 105 2RS ABEC3

11,28 

5x10x4 mm used as a pedal bearing (Look Keo and Point 1)

Laager – Enduro Bearings 6900 LLU ABEC 3 MAX

8,21 

10x22x6 mm This size bearing is also known in the bike Industry by these part numbers: W302025, 300020050