Specification Brand : equlup BulletPoint1 : SENSITIVE CHANGES: The bikes speed chain adopts a dual X-bridge design with chain plates to achieve fast shifting actions. The winding points are sensitive and smooth, allowing it to withstand more wear and tear, achieve fast and smooth transfer actions, and improve the riding experience BulletPoint2 : GLOSS STABILITY: Derailleur chain runs more smoothly between teeth under intense transmission conditions, with strong pulling force, faster response speed, higher transmission rate, reduced power transmission loss, and enhanced service life BulletPoint3 : HIGH RIGIDITY: The cycling single speed chain has a built-in shaft, high assembly force, strong pulling force, high transmission rate, and reduces power transmission losses. This increased strength can obtain more mileage from the chain, making it a highly sustainable choice BulletPoint4 : HIGH COMPATIBILITY: The bikes mechanical repair kit has high compatibility and is compatible with most mountain bikes, designed to fully adapt to three mainstream transmission standards, with compatibility and other blends to meet your different needs BulletPoint5 : LIGHTWEIGHT HOLLOW DESIGN: The cycling chain connector features a lightweight hollow design that greatly reduces its weight, ensuring a smooth and efficient riding experience and optimal performance, making your cycling adventure more enjoyable ItemName : Bikes Speed Chain, 9 Speed Sensitive Change Derailleur Chain High Strength Bikes Mechanic Repair Kit for Road Mountain Racing Cycling ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 24 centimeters ItemPackageDimensions_Width : 9 centimeters ItemTypeKeyword : bike-chains Manufacturer : equlup ModelName : equlup2a8ip4tg9x ModelNumber : equlup2a8ip4tg9x PartNumber : equlup2a8ip4tg9x ProductDescription : Features 1、Sensitive Change: The bikes speed chain adopts the double X bridge design chain piece for quick shifting action, and the winding point is sensitive and glossy 2、Glossy and Stable: The replacement bikes chain runs more smoothly and stably between the teeth in the intense transmission state 3、High Rigidity: Mountain bikes chain has a built in shaft, with high fitting force and strong pulling force, and a higher transmission rate reduces power transmission loss 4、Carbon Steel: The 9 speed bikes chain is quenched and heat treated, which is impact resistant and enhances service life 5、Wide Compatible: Fully compatible with 3 mainstream transmission, widely applicable to for Shimano, for Sram, for Campagnolo and other mix and match