Soil Protection (There may be doubts about this translation. It needs to be combined with more context. The original English may be incorrect. Maybe it means product protection or something like that) It is wrapped in soft polyurethane material to ensure that it will not leave scratches or marks on the floor and is easy to move. Safety 1. It is equipped with five horizontally installed holes for fixing the guide rails, making it less prone to deformation. 2. The angle has been increased to make the mounting plate more stable. 3. The considerate L-shaped design of the mounting plate saves space and is easy to install. 4. The newly upgraded five fixing holes fix the guide rails horizontally, making them less prone to deformation. 5. The corners have been reinforced to make the mounting plate more stable. Sturdiness and Durability Each wheel is equipped with high-quality ball bearings. High Load-bearing Capacity Each wheel has a load-bearing capacity of 10 kilograms. Multiple Uses It is usually used for small projects and movable furniture, including dressing tables, crates, under-bed storage boxes, shoe cabinets, toy boxes, cabinets, bookshelves, easels, etc.