Pole length: 366mm Triangle trolley size: 230mm * 170mm * 170mm Material: ABS + SteelPVC [4 Furniture Dollies] - This furniture dolly includes 4 dollies, 3 rugged casters to keep dolly stable even on rough or uneven surfaces. 3 ball-bearing swivel casters make for easy rolling in any direction. [Solid & Durable Wheels] - This furniture dolly for moving provides easy mobility and maneuverability when collecting and transporting heavy loads, supports up to 400kg. The special rubber roller is perfect for wooden floor and tiles. [Anti-Skid Design] - Anti-skid design of the dolly wheels keeps the furniture securely attached during transport and released quickly & easily, preventing scuffing and marring to sensitive cargo. [Multifunctional] - This furniture dolly 3 wheels heavy duty is suitable for heavy furniture and appliances mover, perfect choice for moving furniture, beds, tables, etc, Also perfect for workshops, schools, offices, garages, etc.