Moldon Rubber Rigid Caster 6 x 2"

Ball-bearings and heat-treated raceways minimize wear and tear. Soft rubber tread bonded to a cast iron core. Full floor protection. Quiet rolling action. High resistance to shock or vibration. Comes complete with grease fittings.
Top Plate: 4.44 x 3.94"
Bore Hole Centre: 3.5 x 2.75"