Features1Scope of Application: Suitable for DIY scooter, bicycle, ATV, motorcycle, 4WD and various mechanical power modification 2Material: The set is made of aluminum, metal, can provide maximum power transmission, long service life 3Forging Process: The forging process is not easy to be corroded, not easy to deformation, durable, fine workmanship, beautiful appearance, small size, bring use experience 4 Fit: Closely fit the original hole position, shape and size design is accurate, in the process of use, not easy to get stuck 5Complete Accessories: The kit includes 36T 420 chainring (with toothless flywheel and screws), 420 chain, 20 tooth sprocket, complete accessories, it is very easy to useSpecificationItem Type: 36TChainring420ChainKitMaterial: Aluminum Alloy, MetalWeight: Approx. 1410g / 49.7ozPackage List1 x Chain1 x Chainring (Including Toothless Flywheel and Screws)1 x Sprocket