Guide stair climbers will be able to carry all over 60-100kg when on stairs, although heavy-duty powered stair climbers can have significantly extra in a capability of approximately 420kg due to their electric motor. This Trolley Ratchet Strap is a suggested addition to each trolley, securing the load is important https://modular-inverters27812.kylieblog.com/35110140/considerations-to-know-about-electric-heavy-duty-stair-climber