Laager – Enduro Bearings MR 15267 LLB ABEC 3

8,21 

15x26x7 mm used as a hub bearing and can be used as a pivot bearing

Laager – Enduro Bearings 61805 LLB ABEC 5

14,55 

25x37x7 mm The most common use for this bearing is as a direct replacement bearing for Shimano external cup BBs when using the plastic Shimano bearing insert. If you wish to avoid using the plastic insert MR 2437 is the correct bearing for the job.

Laager – Enduro Bearings MR 17287 LLB ABEC 3

8,66 

17x28x7 mm used as a hub bearing and can be used as a pivot bearing

Laager – Enduro Bearings MR 18307 LLB ABEC 3

7,58 

18x30x7 mm this bearing replaces bearings marked 6903 in front hubs from DT Swiss, Giant and Bontrager, though the ID of this bearing is 1mm larger than standard 6903.

Laager – Enduro Bearings MR 20307 LLB ABEC 3

8,82 

20x30x7 mm used as a front hub bearing, specifically for Mavic and Profile Racing. It is also used by Trek as a pivot bearing

Laager – Enduro Bearings 16100 2RS ABEC 3

11,00 

10x28x8 mm, for certain quick-release hub designs including DT Swiss Onxy, 370 and Cerit freehubs