TC-Motor 10mm Blue 50cc-160cc Pit Dirt Bike Chain Roller Pulley Tensioner For TTR SR50 CRF50 KLX110 SSR Pitsterpro GPX SDG YCF Coolster Fits:10mm Blue Rubber Chain Roller For Many Chinese Pit Dirt Bike Motorcycle From 50cc-250cc. Guaranteed Good Quality,Made From the Highest Quality Materials Available Always Responsible Customer Service Product Shipped From China Arrival Within 7-15 Business Days