Originally Posted by
deepakvrao
I saw in that video that it is a screw on to get it onto your valve. When I had a Lezyne pump [regular pump, not CO2] like that, it would tend to unscrew the valve core. Ever had an issue like that?
No, that has never happened to me, and I have not seen that in any of the reviews I've read on Amazon, and the like. I only use 16g, threaded CO2 cartridges, and carry two with me on rides. I probably should carry three.