• This is rare and hard to find on its own
• Made by Dia-compe under their “Diatch” brand
• This adjuster clamp is designed to lock your headset up tight once bearings are pulled together, similar to an a-head system.
• For 28.6mm steerer forks
• With one of these types of headsets fitted, it means that you can remove your ahead stem without the headset coming loose, as they are locked tight by this clamp.
• We also sell a 25.4mm full headset like this, please see our other items

Code: 81590001-114