... .new design for whole shell 3.suitable for MTB, BMX, Road, Show bikes 2.new design for whole shell3.suitable for MTB ... , BMX, Road, Show bikesProduct NameAlloy Bicycle HubItem No.FS-AH01Shell6061 Aluminum ... (F)Φ38, (R)Φ44Quick ReleaseYesColorSilver, Red, Yellow, Blue, Black, PurpleSuitableMTB, BMX, Road, Show etc bikes