Features:*Heavy duty metallic plate, Large load capacity, Allow for 360 diploma rotation, Movement no voice, no wheel marks.*Replacement for your previous and damaged castors.*Easy to install, in use.*Used in furniture, industrial, day by day transportation, machinery and equipment, workshop trucks and different areas.Specifications:Material: Plastic and MetalOverall Height: 53mmWheel Size: 40mmTyre Width: 30mmFixing Plate Size: 34mm x 34mmScrew Hole Size: 5mmPackage Contents:4 x WheelNote:1. The genuine shade of the thing could also be barely different from the photographs proven on web content brought on by many factors equivalent to brightness of your display screen and light brightness.2. Please allow slight handbook size deviation for the data.