I’m now up to 12 incorrect inner tubes from an original order of 3, from one of the online retailers. Nice of them to send out replacements free of charge each time without making me faff about returning them, but it must be getting expensive for them.

At some point it’ll get cost effective for me to switch rim drillings.

they are punishing you for using presta

Other way round, actually 😀

Oh, I could just buy some of those bungs that narrow the drill hole, coudln’t I?

No. But you could make a special little tubes’n’treats shop.

Other way round, actually

🙂 50/50 chance! some rims come with a shim so that you can use either.

Oh, I could just buy some of those bungs that narrow the drill hole, coudln’t I?

They are called Grommet’s, possibly cheap to buy in their 000’s at motor factors or electrical wholesaler’s

I’ve got 5 x 24″ schraeder inner tubes sent by mistake.

Could make a slightly annoying to fit, lightweight 26″ inner tube if anyone’s interested?