Features: Hollow Design:Hollow-out design delivers super light weight, also easy to get the internal silt out while during working period, difficult to get stuck. High Quality:Steel construction is strong and reliable, durable for long term use. The anti rust coating can increase the chain life and reduce rust affecting the running of your chain. Strong Compatible:Super fast and smooth shifting .Inner outer plate chamfering and stretch proof treatment. Single speed chain, compatible for most mainstream bikes. Single Speed :Fine workmanship, the link can be disassembled, easy to install, single speed chain can be put into use quickly, please confirm that your bike is 1-speed before you buy it. Guarantee:If you have any questions about our products, please send us an email and we will get back to you as soon as possible within 24 hours. Specification: Condition: 100% Brand New Material: Steel Color: Gray Links: 106 Package Weight: Approx. 346g/12.2oz Package list: 1 * Bike Chain