11mm deference, it could work, but just to get you home
If it were just about diameter, it would definitely work, as discussed a week or so ago, 26" tubes cover the full range of 26" sizes from 559 to 590, the cross section is more important, as 650c tends to be skinny tyres and 559 tends to be fat ones.
If it were just about diameter, it would definitely work, as discussed a week or so ago, 26" tubes cover the full range of 26" sizes from 559 to 590, the cross section is more important, as 650c tends to be skinny tyres and 559 tends to be fat ones.