Front Hub | Sprint RB V3 | Rim Brake | 18 Hole | Black 287.5mm The LU/LB bearings (which are

The LU/LB bearings (which are low-friction sealed on the internal face) further reduce rolling resistance whilst maintaining excellent sealing on the exposed faces

The rims used are the same as in the 44 & 54 UD Carbon Spoke Disc

EZO option also available

Front/Rear - 105-120kgf

Read the full wind tunnel test report showing all technical wind tunnel testing method details

Front Hub | Sprint RB V3 | Rim Brake | 18 Hole | Black 287.5mm The LU/LB bearings (which areTechnical Specification Type: Front Hub Braking Interface: Rim Brake Spoke Holes: 18 Spoke Bend Type: Straight Pull Colour: Black Hub bearings from left (disc side) to right (non disc side): 6802 2RS Bearing Stainless Steel 6802 2RS Bearing Stainless Steel