Originally Posted by
Autobus
Yeah, been reading a bit about it. Something about using different tubes at different stages of PSI??? Kind of confused by the valve clamp closing system.
Hmm, I'm not sure about that either. I just use it to pump up the tires on my one bike to 125 psi and it works like a charm. A feature I particularly like is the pressure relief button that allows me to bleed off pressure if I go too high.