Bike Hubs Prowheel

Bicycle Integrated Bottom Bracket set.Hollowtech.For BB73.MTB Bicycle use.Oversized internal bearings.Casing:CNC machined Cr-Mo (Cromoly).Cups:CNC machined forged aluminum.Suit For 24mm Axle.Double Sealed Bearings.Inner frame width:68 / 73mm.Thread:BC-1.37´´ x 24T.Weight:115gr.

Specifications:- BB standard: integrated fat bike - BB shell width: 100mm - BB compatibility: bc1.37x24t- BB cups with ø24mm spindle- Bearing cup- Alloy, forged

Specifications:- BB standard: integrated fat bike - BB shell width: 120mm - BB compatibility: bc1.37x24t- BB cups with ø24mm spindle- Bearing cup- Alloy, forged external