3TTT Record 84 stem 85mm (26mm clamp, 22.2mm quill) for sale.
Vgc, complete with all bolts, expander wedge and top cap, some slight scratches above insertion mark
£18. Postage extra. Cash on collection welcome (near Leeds) SOLD
I suspect the problem you've had is not the stem but rather the bars. The bends in some bars are tighter than others. This model has a nifty little expander bolt underneath the clamp that allows you to easily spread the clamp wider for 26mm bars with tighter-fitting bends. HTH