Gultnis – Enduro Bearings MRA 2437 LLB ABEC 5

14,34 
24x37x7 mm The most common use for this bearing is as a direct replacement bearing for Shimano bottom brackets with a 24mm OD spindle.

Gultnis – Enduro Bearings DRF 3041 LLB ABEC 3 Black Oxide

25,87 
30x41/44x11 mm This bearing is designed specifically for BB86/92 framesets and cranksets with 30mm BB spindles (BB386 andBB30).