a silca may work you just need the correct length?. at one time the Zefal HPx pumps came in 4 lengths to fit almost any frame between the seattube and toptube that had a 'pump peg' on the head tube.
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“One morning you wake up, the girl is gone, the bikes are gone, all that's left behind is a pair of old tires and a tube of tubular glue, all squeezed out"
Sugar "Kane" Kowalczyk