Description: 【Smooth Lubrication】Bike chain surface polishing, and internal oiling, providing corrosion and rust protection; Double X bridge shape design for fast and smooth shifting 【Portable】This bike link is in a compact design and the package is portable for carrying anywhere anytime 【Easy to Use】Chain joints for the buckle, easy to remove or install the bike link.Just line everything up properly and push the pin out and remove link, then put the chain back together, line it all up and turn the sprocket to confirm the chain is firmly attached 【Easy to Install】The bike chain is easy to install, you can determine the length of your chain according to the original chain, cut out the length you want with a chain cutter, and install the chain with a chain hook 【Wide Application】Bicycle chain is suitable for mountain bike, road bike and other bikes, and it is suitable for foldable bikes, BMX, etc Specification: Material: Iron Size Chart: 70cm/27.56inch Package Includes: 1 Piece Chain Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!