Quoted from Jean-Luc-Picard:How about battery powered stair climbing appliance dolly? Beginning of next year I may be moving. I would like to attempt to move 10 pins with just my wife and myself. Will rent a truck with a lift, but I was thinking of a stair climbing dolly. How about these?
Wesco Industrial Products 230055 StairKing Battery Powered Stair Climbing Appliance Truck Steel Nose Extension Option, 850 Pound Capacity, 28" Width x 4" Height x 12" Depth
Most seem to opt for the Escalera for games:
https://pinside.com/pinball/forum/topic/escalera-stairclimbing-hand-truck-what-size