Ujjdwiurgh Universal Chain Cover for Bicycle 48-52T Chain Guard Protector Shell with Tail Fixed

[Bike Chain Protector]: The bike chain guard is designed for protect your bike chain from dust, water, stone, etc. [High Quality Material]: The bike chain cover is made of high quality material, , and long using time. [Installation Instructions]: 1. Take out the center shaft. 2. Put it into the fixed bracket 3. Reinstall the center shaft 4.Please make sure the bracket is properly installed and do not install upside down. 5. Reinstall the chainring. 6. Reinstall the chain. 7. Install the chain cover. 8. Fix the chain cover with screws. 9. Fix the tail of chain cover. (please pre place the hole.)