Set of 4 light casters with a plate, diameter 50mm and weight rating of 30kg (66lbs). This caster is without a brake. Click inset for larger view. These can be used for easy storage solutions. Get creative like Rhonda did! Rhonda from the blog Batchelor's Way used these casters to make under bed storage as seen in the additional image. For a quick look at how easy it is to install these casters with the mounting plate click the technical information tab.