Depends also on your cart. I use a single bed cart from Rubbermaid (8 ys), so my keyboard (76 - heavy) lays nicely on them for transport.
The Bose and Nano, albeit compact, was a pain for my method.
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Live: Korg PA4X/EV Everse 8s/Senn 935/K&M stand
Studio: Korg PA4X/Yamaha DGX670/Nord 6D73/Boss BR900CD/Tascam DP24SD/MTM Iloud/Sony C80/AGK 214/ATEM Mini Pro switcher/K&M stand