Versatile Seat Post Compatible with Schwinn Stingrays, Krates, Fastbacks, Typhoons, Run About Bikes, and More. Approximately 19 inches in length, with a 3/4-inch diameter at the base and a 5/8-inch diameter at the top, designed to accommodate most Schwinn seat clamps. Perfect fit for Schwinn Stingray banana seat bikes, including the Stingray Apple Krate, Orange Krate, Grey Ghost, Lemon Peelers, Pea Picker, and others. Also suitable for Schwinn road bikes and highly compatible with Schwinn middleweight bikes such as the Jaguar, Corvette, as well as balloon tire bikes like the Schwinn Panther, Phantom, Starlet, Tornado, Hornet, and many others. May also be compatible with select models from other bicycle brands.