3-1/2” x 1-1/4” EcoPoly Swivel Caster with Annular Ball Bearing “background-color: white, font-family: arial, helvetica, sans-serif, font-size: small Capacity: 250 LBS Each “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Wheel Diameter: 3-1/2” “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Wheel Width: 1-1/4” “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small “font-family: arial, helvetica, sans-serif,”Wheel Material: Maroonstrong “font-family: arial, helvetica, sans-serif,”Andnbsp, “font-family: arial, helvetica, sans-serif,”Polyurethane tread on Grey Polyolefin Core (EcoPoly Polyurethane) “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Fork Finish: Zinc Plated Steel “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Bearing Type: Annular Ball “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Overall Height: 4-11/16” “background-color: white,” “font-family: arial, helvetica, sans-serif, font-size: small Swivel Radius: 2-29/32”