Part no. 137521:
Adapter from 1/2" to 3/8" to use a 1/2" change-over ratchet. Chrome-vanadium-steel.
Part no. 23566:
Adapter from 3/8" to 1/2".
The spark plug connector of the new generation bikes makes...
1/2" or 3/8"
with a large torque adjustment range...
The Torx keys are made of high-quality chrome-vanadium-steel...