Take the wheel off, take out the innertube, put in a new innertube, pump it up. I don't see how this would affect fixing punctures? I do agree that getting the chain off the chainring may be tough but I have tools I can jam in the chain and wiggle it off with.
Take the wheel off, take out the innertube, put in a new innertube, pump it up. I don't see how this would affect fixing punctures? I do agree that getting the chain off the chainring may be tough but I have tools I can jam in the chain and wiggle it off with.