High Starting Power – Provides up to 30% more power during cold starts

fuel economy and more even driving

Large external pocket for fluid system (fluid bladder not included) - Make it easy to stay hydrated

this compound guarantees steady performance in all riding situations

reinforced and secure seams that prevent the material from breaking and extends the life of the model

RFX Pro Series Elite Aluminium Rear Sprocket - 420 FXRS 56-47 99BU ktm-450-exc-f-six-days-450-2017-esi9163647 High Starting Power – ProvidesRFX Pro Series Rear Sproces Are CNC Machined From 7075 Aerospace Aluminum and Feature Mud Clearing Grooves for a Longer Chain and Sprock Life. RFX Sproces Are Color Coded for the Make of Bike and Also available in standard Silver for Each Model of Bike. Features: Laser Etched RFX Logo. CNC Machined from 7075 Aerospace Aluminum. Mud Clearing Grooves for Longer Lasting Sprock Life. Color Coded for Each Model of Bike. Cad Designed Profile for Lightness.