Features1[Sensitive] Bike chain can quickly catch the shifting action, double X bridge type design chain piece, sensitive winding point, more stable running between teeth, and improve riding experience. 2[High Performance] 8 speed chain with embedded shaft, high embedded force, strong pulling force, faster response rate, higher transmission rate, reduced power transmission loss, and enhanced service life. 3[Impact Resistant] Quenching and heat treatment makes the bike chain impact resistant, one piece stamping structure, high rigidity forging process, can withstand high strength instantaneous explosive force. 4[Adaptation Standard] This bike chain is fully compatible with 3 major shifting systems, widely used in for Campagnolo and other mixed systems to meet your different needs. 5[Color Plating] The color plated 8 speed chain is anti pollution, anti corrosion, anti rust and anti fading, stylish and exquisite, effectively reducing the number of repairs and making the ride more convenient.SpecificationItem Type: Bike ChainMaterial: Carbon SteelSpeed: 6/7/8 SpeedPackage List1 x Bike Chain2 x Chain Connector