Item Weight:296 g Features:- 100% new high quality.- Easy to install, lossless body.- Chain adjust tool, very solid and durable design.- Adjust the chain automatically, avoid manual adjustment.- Avoid relaxation of the chain, let your driving freely and safely.- Suitable for motorcycle modified parts adjust the large chain tensioner automatically.Specification:Condition: 100% NewColor: Black / Red / Blue (Optional)Size: As picture shownMaterial: Iron + plasticWheel diameter: 3.3cm / 1.30"Clamp adjustable range: 3.7-4.3cm / 1.46"- 1.69"Packing: Blister cardboard packagingApply to: Universal fit most motorcyclePackage Included:1 * Adjuster Chain Tensioner [Function]: Adjust the chain automatically, avoid manual adjustment; Reduced wear and prolong the service life of chains [Material]: Made of high quality iron and plastic material, very solid and durable for long time use [Application]: Suitable for motorcycle modified parts adjust the large chain tensioner automatically [Fitment]: Universal fit for most motorcycle, dirt bike,ATV, motocross, etc [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on weekdays See more product details [Function]: Adjust the chain automatically, avoid manual adjustment; Reduced wear and prolong the service life of chains [Material]: Made of high quality iron and plastic material, very solid and durable for long time use [Application]: Suitable for motorcycle modified parts adjust the large chain tensioner automatically [Fitment]: Universal fit for most motorcycle, dirt bike,ATV, motocross, etc [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on weekdays