JT Sprockets Rear Sprocket 49-Tooth JTR461.49

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 possible quality standards.

• Computer designed to achieve ultimate strength at minimum weight
• JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value
• Every sprocket meets or exceeds the highest possible quality standards
• Sprockets are heat-treated and beadblasted to reduce material surface tension
• Front sprockets are made with top-quality Japanese C45 high carbon steel and SCM415 chromoly steel alloy
• Steel rear sprockets are made with top-quality Japanese C45 high carbon steel
• Aluminum rear sprockets are made with high strength Austrian 7075 T-6 anodized aluminum
• JT aluminum sprockets are about 30% lighter than a comparable steel equivalent, which reduces un-sprung rotating weight and improves performance