Marketing Color: Natural Material: Steel Sprocket Position: Rear Sprocket Size: 428 Sprocket Teeth: 46 JT Sprockets are made from the latest generation of computer design and control metal cutting equipment for maximum durability. JT rear sprockets are made from the finest C45 high carbon steel. All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards. Induction hardened with black zinc finish available on certain sprockets. This item fits H-D the following vehicle applications: fits HON CRF100F 2011-2013 fits HON CRF100F 2004-2009 fits HON CRF125F 2014-2021 fits HON CRF125FB Big Wheel 2015-2021 fits HON XR100R 1985-2003