Originally Posted by
tomtomtom123
Elite has a few models where the tire drops onto the roller, instead of the roller coming up to the tire, so that it's compatible with various sizes without needing an adapter or other adjustments. It simply pivots by itself to fit. The specs says to 20"-29".
I can attest that the Elite Qubo Fluid works well with 20" tires (I use my Swift with 406 wheels).