Originally Posted by
prooftheory
I can do fingertip pushups without any trouble so I don't think it is because I have wimpy hands.
Regular climber, so strong fingers here

But i think it's depends more on the rims. I've also tried on mavic a319 and zac 19, some are harder than others. Every time, pushing the beads at the center of the rim created enough loose to mount them without levers.