If your problem is that you have to carry out many small deliveries in many different places, then Buddy or Buddy Lift Evolution is the most suitable stair climbing trolley. The latter in particular, because it offers handling qualities in tight, helical or spiral stair conditions.
Skipper
If you want to solve the problem of heavy loads, like marble kitchen tops, side-by-side refrigerators and loads over 150 kg, then we undoubtedly recommend Skipper 250 kg + base with anti-tip system, because it is without equal in terms of safety.