It requires minimal maintenance and is durable. With its unique rail structure and non-slip caterpillar, it is suitable for straight stairs with less than 30° and provides stability and safety. Manoeuvrable and safe: Equipped with 6-quality rubber wheels, including 4-universal wheels that rotate 360° to ensure excellent manoeuvrability on flat ground, and 2-performance rear wheels with safety lock to ensure stability on any surface, it moves quietly and smoothly without damaging floors or stairs.
eBay