Specifications Hign-concerned Chemical:None Model Number:HG601 HG701 HG901 Origin:Mainland China Feature: 1. Made of quality steel material high strength sturdy and durable. 2. Fine workmanship longer life than other traditional chains. 3. Can be used for 9 speed 10 speed 11 speed 27 speed 30 speed 33 speed bike convenient and practical. 4. High performance and good durability provide e xcellent usage e xperience. 5. Suitable for mountain bike road bike comfortable hybrid bike etc. Specification: Color: As Picture Shown Options: HG53 HG54 HG95 HG601 701 M7100 M8100 8 9 10speed 116L 12speed :126L Package List: 1 x Bike Chain 2 x Bicycle Chain Connector Note: This product comes with packaging. In addition due to the shooting angle the picture on the page may be a little different from the actualproduct. Please contact customer service if you need the actual picture.