yes it starts to blow off when the pressure gets high so it requires holding on, one armed track pumping up to 140PSI+ is a good core workout, well one side anyway, but it probably makes more sense to make a cork wedge to keep it in place.
@neil-bah started
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yes it starts to blow off when the pressure gets high so it requires holding on, one armed track pumping up to 140PSI+ is a good core workout, well one side anyway, but it probably makes more sense to make a cork wedge to keep it in place.