Cool Tool headset adaptor – 36 and 40 mm


Headset adaptor for the Cool Tool multitool


The handy Cool Tool headset adaptor is the ideal addition to your Cool Tool touring, commuting or mountain bike spares bag. The tool is specifically designed for use with the Cool Tool mutitool allowing you to carry an actually useful headset spanner while saving weight. Available in 36 mm and 40 mm diameters which normally tally up to a 1 1/8″ and 1 1/4″ threaded headset respectively.

  • Choose 36 mm for 1 1/8″ headsets or 40 mm for 1 1/4″ headsets
  • Original 90s stock from Cool Tool UK
  • Cool Tool multitool also available here.

Additional information

Weight 100 g
Dimensions 25 × 20 × 5 cm

36mm, 40mm