Designed to securely hold 9, 10 & 12mm hub axles and 9/16" pedal spindles without damaging threads. The bridge spring made from hardened spring steel and aluminium jaws won't damage threads.
. 3 different diameter openings
. Accept hub axle or spindle with maximum 20mm
. Bridge spring made from hardened spring steel
. Aluminium jaws won't damage threads
. A must for every mechanics