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Hello Yordaign and welcome to the forum
some of the small wheeled Raleigh models such as the Twenty (both folding and non-folding) & the Shopper series employ a shell of 76mm width
alas, it is 26TPI
if you could get one of the spindles you might be able to get the assembly to function with other cups
facing the shell on both sides would likely get it down into the vicinity of 77mm which should be enough for adequate lockring engagement...
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