Gears in three coordinating shapes are modeled after rustic tractor parts discovered in a country store. They take on a unique, sculptural beauty as wall display. Small: 10" diameter, 1.5" thick Medium: 15.5" diameter, 4" thick Large: 23.5" diameter, 2.5" thick Made of cast aluminum with a distressed finish. Sold individually or in a set of 3 (one of each size).