Wheels Manufacturing hangers are stiffer than almost any OEM hanger, which improves durability and shifting performance. - OEM hangers are only produced by a handful of manufacturers, mostly in Taiwan and China. - As a result, you will see many bikes with exactly the same hanger. Bicycle manufacturers may make mid year changes. Please use the hanger photos to select the proper hanger for your application. - CNC machined 6061 aluminum - Made in the USA - Attaches to frame with M5x14mm Flat Head w/ 9mm Dia. Head - Fits Scott models: Contessa Spark 730 (2017+), Spark 760 (2017+), Spark 960 (2017+) - Replacement for Scott part 254094