Wheels Manufacturing Threaded-Press Fit 86/92 Bottom Bracket with Angular Contact Bearings, Black, 24mm Made in the USA Black anodized machined aluminum cups with Enduro Angular contact sealed bearings Dual silicone Seal keeps the contamination out for longer life Fits bottom bracket shell widths from 86mm to 100mm weight 98g Use with 24mm (Shimano, FSA, etc.) cranks