Features11.Made of high quality alloy steel with fine treatment and precision machining, sturdy and durable. 22.Smooth edge would not harm bike chain and good for smooth rotation of chain. 33.High tensile strength, good for temporary use or repair bike chain. 44.A necessary accessory for bike, 2 pairs connectors to meet your need. 55.Quick release link design, can be reused 3-5 times. Easy to install and remove.SpecificationFeatures:1.Made of high quality alloy steelwith fine treatment and precision machining, sturdy and durable. 2.Smooth edge would not harm bike chain and good for smooth rotation of chain. 3.High tensile strength, good for temporary use or repair bike chain. 4.A necessary accessory for bike, 2 pairs connectors to meet your need. 5.Quick release link design, can be reused 3-5 times. Easy to install and remove. Specification:Material: alloy steelColor: SilverModel: 9speed Size:20 x 6.5 x 5mm/0.7*0.2*0.19inchPackage List:1*Pairs of Bike Chain ConnectorNote:1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.Package List