Wheels Manufacturing Handlebar Shim — 25.4 to 31.8 mm

Fit a compatible 25.4 mm handlebar into a 31.8 mm stem clamp with this Wheels Manufacturing shim set. The two machined aluminium halves sit around the handlebar’s clamping area.

Fit details

  • For a 25.4 mm handlebar clamp section.
  • Fits a 31.8 mm inside stem clamp diameter.
  • One pair of aluminium shim halves supplied.

Confirm the bar and stem manufacturers permit a shim and that the shim fully supports the stem’s clamping area. Follow their installation and torque instructions. Handlebar and stem are sold separately.