Product NameFolding hub
Product NumberRF290
Installation Size(Front)74/100mm
Installation Size(Rear)130mm
Holes (Front)F:20 (1:1)
Holes (Rear)R:24(2:1)
Brake Interface V Brake
Shell MaterialAL6061
Axle MaterialAL7075
Freehub MaterialAL7075
Freehub BodySHIMANO 10/11S
Freehub Syetem4Pawl
Product Weight300g
Bearing(Front)6900*2
Bearing(Rear)6802+15267
Bearing(Freehub)15267*2