`- Fits all 16-notch x 44mm external bearing bottom bracket cups and updated design also fits 16-notch x 44mm disc brake lockrings and Shimano TL-FC24 and TL-FC25 adapters\n- Updated design features a square 3/8" drive and also works with Pedro's Pro Socket Handle, 24mm socket or wrench, or in a bench vise
- description:
- external BB socket
- compatibility:
- 16 notch