Extend service life of expensive carts, dollies & hand trucks with replacement wheel bearings * 3/4" inside-diameter x 1-3/8" outside diameter (1-1/2" with lip); 7/16" total width * Galvanized steel body for superior rust & corrosion resistance * No-maintenance permanently-lubed stainless steel ball bearings; also available in 1/2" x 1-1/8" * Sold individually; order any quantity for your application