Joined: Jul 2014
Posts: 1,397
Likes: 169
From: Milton Keynes, England
Bikes: 2.6kw GT LTS e-tandem, 250w Voodoo, 250w solar recumbent trike, 3-speed shopper, Merlin ol/skl mtb, 80cc Ellswick
Well it's not that simple when modifying a bike. And fitting non-standard tyres is a modification.
I'm also not judging someone's competence on making such modifications.
People are welcome to make both conservative and bold suggestions, that's mine, and chances are it's a valid one. It's for her to find out if it's something that'd work or not.