These 10" x 3" red polyurethane casters mounted on cast iron cores combine strength and durability for heavy-duty applications. The set includes two rigid and two swivel casters, offering both stability and maneuverability. Each caster features a top plate sized 3-15/16" x 4-1/2", a 10" diameter wheel with a 2" wide tread designed to absorb shocks and reduce floor damage. Supporting up to 1,400 lbs per caster, they are ideal for transporting heavy equipment smoothly. With an overall height of 11-1/2", these casters ensure optimal clearance and ease of movement across various surfaces.