I use it for my kids QR50.
Durability, I've been using it in my Off-road classroom for about 20 hours.
They didn't decrease as much as I thought they would, so they're durable! I felt it was.
Grip/enough Grip to be fun to ride as long as you don't go into deep soft ground.
If you do not work carefully, the tube will bite and puncture.
Apply enough BEETWax to the tire, and assemble the wheel by hand whenever possible.
The final assembly is made using the Tire Lever with sufficient care. It is like this.
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