1/2" or 3/8"
with a large torque adjustment range
TÜV certificated
You will need one when you work on your rear wheel, oil filling screw, sump drain plug, handlebar and so on.
Refill pack for Dynaplug Ultralite Tubeless Tire Repair Kit...
Part no. 137521:
Adapter from 1/2" to 3/8" to use a...
High-quality Allen keys made of chrome-vanadium-steel are...