Features: Engineered with premium rubber for superior wear resistance, this chain roller extends chain life by reducing friction and abrasion during intense off road rides, making it essential motorcycle tensioner pulley upgrade. Featuring general fitment for multiple and dirt bike models, the sprocket roller requires not modifications for installation while offering shaking dampening properties through its flexible rubber construction. Ideal for off road motorcycle enthusiasts and frequent trail riders seeking strong chain guide rollers that withstand aggressive terrain challenges and minimize maintenance demands. Performs reliably across muddy , paths, and extreme weather conditions thanks to UV resistant rubber that prevents erosion and maintains elasticity in both scorching heat and rain . Its noise reducing design paired with tool easy cleaning accessibility ensures smoother rides through wilderness adventures while preserving optimal chain alignment for prolonged riding event . Specifications: Component : Rubber Size: about 8mm/10mm(optional) Package Includes: 1xChain Roller note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.