04-16-2009, 03:09 PM
I need an innertube for a 28 x 1.75. The only thing the local stores have that is even close is the 700 x 35. My tires have 700 x 45 written on it. Would the 700 x 35 innertube be o.k. till I can find the right one? I'm new to bikes so I hope this question isn't too dumb.