Originally Posted by
tds101
Funny, but when I shop at Walmart or Target, they not only have 16" tires (not the best, but good for an emergency), but they both carry 16" innertubes. These are Schrader valve, so I'm not quite sure they'll fit a Brompton. I believe a Brompton is Presta valve? When I finally do get my Brompton I'm drilling out the rims,... Schrader is so much easier to find in the USA.
16" inch tires and tubes at Walmart/Target are usually ETRTO 305 for children's bikes while Brompton uses ETRTO 349. I don't know if you can use a 305 tube with 349 tire. Anyone try this before? Schwalbe lists different tube sizes for 305 and 349.