When using a single 115 or 112, I raise it about 18" when something is available, but I don't carry a stand. I do carry this high end two-way amp tilter-backer in my gig bag:
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You could market this on Etsy as an Artisanal De-Coupling Unit Hand-Crafted in Reclaimed Wood. A bargain at only $139.99!
LUMBER
(Levitating Uniquely Manipulating Bass Enhancement Reactor)