Ideal For Small Cases & Boxes. Easy To Fit. Rubber Wheel. Loading Skid IncorporatedWheel Diameter: 40mm Height: 250mm Mounting Base: 70 x 50mm Fixing Holes: 6mm. A strong fixed wheel with a skid bar for securing to cabinets directly. The 40mm wheel is made from rubberised plastic and the strong bearings allow it to carry heavy loads for its compact size. Ideal for making a heavy difficult load easy to move and transport. Using the skid to helps slide the case or cabinet into vehicles without damaging the outer case surface. This item is sold as a single unit. . flight case caster-flight case wheel