Moose Racing Upper or Lower Chain Roller Yamaha / Honda Replacement polyurethane roller chain guide. Fits the upper and / or lower position. Sold each. Features: Replacement upper or lower roller bearing chain guide Sold individually order 2 if servicing upper and lower Reduce the friction dragging down your drivetrain Polyurethane roller with 98A durometer harness for long life Precision contact sealed bearings keep water and dirt away Bearing Type: Sealed Color/Finish: Black Material: Polyurethane Outside Diameter: 43 mm Inside Diameter: 8 mm Width: 24 mm Also fits many upper only or lower only Yamaha and Honda chain guide applications See Part # 79-5007 for manufacturer confirmation Sold each Made in the USA