Specification AgeRangeDescription : adult Brand : RiToEasysports BulletPoint1 : [Precision ] Double X Bridge Design ensures quick and precise changes BulletPoint2 : [Stable transmission] smooth operation between the teeth for reliable performance under pressure BulletPoint3 : [Long -lived] carbon steel construction with deletion and heat treatment for durability BulletPoint4 : [Optimized performance] The built -in wave improves the adaptability and reduces the loss of electricity BulletPoint5 : [Versatile compatibility] compatible with Shimano, and systems for various applications Color : Silver ExternallyAssignedProductIdentifier : 7552960824330 IncludedComponents : No ItemLength : 59.06 inches ItemName : 9 Speed -Bicycle Chain Highly Glossy Stable Carbon Steel Deletion Heat Treatment for Mountain Bikes ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 24 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : bike-chains Manufacturer : RiToEasysports Material : Alloy Steel ModelName : Ejoyous18i3qck25v-01 ModelNumber : RiToEasysportsw8ar51cosg NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : RiToEasysportsw8ar51cosg ProductDescription : 1. Sensitive change: The bicycle speed chain takes over the chain piece with a double X-bridge for fast switching processes, and the winding point is sensitive and glossy 2. Glossy and stable: The replacement bicycle chain runs smooth and more stable between the teeth in the intensive transmission state 3. High rigidity: bike chain has a built-in shaft with a high passage and strong tensile force, and a higher transmission rate reduces the loss of power transmission 4. Carbon steel: The 9-speed bike chain is deterred and heat-treated, which is impact-resistant and extended the lifespan 5. Width compatibility: fully compatible with 3 mainstream transmission systems, widespread for Shimano, , and other mix-and-match systems