This listing is for one segmented rotary cutter tail-wheel with 1" bushing type hub and 1" X 7" Axle Bolt. This tailwheel is made up of segments of truck tires and is virtually impervious to damage by debris thrown from your mower. These segments of rubber are head together by a stainless steel band and are press fit into the two piece rims. These tire/wheel assemblies are 15" in diameter, 4" wide and includes  4 bolt hub for a 1" axle bolt and a 1" X 7" axle bolt with lock nut. This tire and wheel has been used by Bush Hog, Woods, Alamo, Rhino, Sidewinder, Modern, Continental Belting, Tebben, Gearmore, WAC, HawkLine, Behlen Country, King Kutter, Big Bee, Wallace Auto, Kodiak, TN River Implement and more companies. These are high quality rugged constructed replacements that will provide years of trouble free service.