Bike Hub Width

Thru axle bikes with a hub width of 148 mm do not work with the kickr snap.

Bike hub width. 135 mm allowing more lateral strength. Freeride and downhill are available with both 142 and 150 mm spacing. The freewheel threading on these older hubs is generally interchangeable except for some very old french units. Adjust the centre to flange hub dimensions.

Fat bike fork with 135mm skewer typical rear hub standard and front hub spacing. Subtract this number from the rim half width. Browse thousands of bikes parts and accessories in our trusted cycling marketplace. If you go from a 5 speed freewheel to a 6 or 7 speed freewheel you will usually need to add some spacers to the right end of the axle between the cone and the locknut once you have done this you ll also need to re dish the wheel to bring the rim back to the centerline.

135qr was originally a rear hub standard until fat bikes came along and flipped everything upside down and sideways. Add the rim offset to centre to right width and. The spacing of a hub is measured from the outside faces of the cone locknuts where they come into contact with the frame s forkends most cartridge bearing type hubs don t have locknuts so the spacing is measured from the equivalent shoulder surface of the axle ends the spacing dimension is commonly referred to as the o l d over lock nut distance. Introduced by manufacturers trek and sram the boost standard widens the rear axle by 6mm and the front axle by 10mm.

Buying a new or used bicycle. The boost hub is an alternative standard width for mtb front and rear hubs. The result is the rim s spoke hole lateral offset or just rim offset i e. Buy and sell bikes parts and accessories.

Typical road bike rear hub is 130 mm wide while mtb freehub is a little wider. Normally a 135qr hub had disc brake mount spacing that was specific to the rear brake different from the front spacing. It is usually a couple of millimeters. In this pwb tutorial we cover how to determine the effective rim diameter erd as well as how to measure a bicycle hub for the sake determining proper spoke length using our spoke calculator.

The aim of the new standard was to keep up with the increasing demand for bigger 29 wheels. This creates 148 x 12mm rear hubs and 110 x 15mm front hubs. Newer standard of mtb rear hubs for extreme riding condition is made even wider with matching frames with wide dropouts so the wheels are even stronger. The amount by which the rim reduces your wheel s dish.

To do this remove the rear wheel and use a pair of calipers or a ruler to measure the distance between the inner surfaces of the dropouts.