Jt Sprockets JTR857.47 Steel Rear Sprocket - 47T (Carbon) riding-apparel-under-garments-bicycle-e-power 2014-2017 Yamaha SR10LS SR Viper

2014-2017 Yamaha SR10LS SR Viper LTX SE

and increased protection

Heavy-Duty PVC-coated Nylon

Cannot be overdosed

More airflow

Jt Sprockets JTR857.47 Steel Rear Sprocket - 47T (Carbon) riding-apparel-under-garments-bicycle-e-power 2014-2017 Yamaha SR10LS SR ViperMarketing Color: Carbon Material: Steel Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 47 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