Originally Posted by Bikedued

I have an old Raleigh that does that. It tightens up just fine, but the locking nut and top race loosen themselves up as a unit. The whole top nut/washer/race backs off, while the tightness between them stays put. I've done everything short of using locktight. It was made in the days with non slotted steerers. I have considered using a Dremel and slotting it, might be the only thing that works. That or changing the entire headset, which I'd rather not do. No other headset would look right.,,,,BD