Originally Posted by
EBikeFL
Consider it a challenge instead. You'll be testing out the possibility that the Big Ben tire could fit...just with some modifications. Then let the rest of the 20 inch wheel e-bikes know.
You may want to try the Schwalbe Marathan Plus tire if it comes in a 20 inch size. It's the only tire that I believe is better than the Big Apple tire and only because of its durability and low wear rate.
What kind of modifications? And the Marathon Plus is not a balloon tire, so what's the point in getting one? My current tires are very durable, I had no problems riding over glass shards and gravel.
Anyway, I have measured the fork without the wheel - it's 2.75 inches wide.
And I took two measurements of the internal part of the rim, not sure which one is the relevant one:
