[Size] - Wheel Dia: 75mm / 3 Inch; Capacity: 50kg / 110lb per wheel [Mounting Size] - Mounting Hole Diameter: 8mm / 0.31 Inch; Hole Center Distance: 55mm x 27mm / 2.17 Inch x 1.06 Inch [Material] - The caster wheel is made of polypropylene, it rolls…