If it was me I'd probably stay with the 26" wheels (I'm assuming because it's free you don't necessarily want to spend lots of money) Nothing wrong with them, still easy to get tyres/tubes/rims (despite the popularity of 650B) and you can make strong wheels quite easily.
If it was me I'd probably stay with the 26" wheels (I'm assuming because it's free you don't necessarily want to spend lots of money) Nothing wrong with them, still easy to get tyres/tubes/rims (despite the popularity of 650B) and you can make strong wheels quite easily.