brand new and high quality Features: High quality of materials. This cover is used for protecting your bicycle chain wheel. Easy to install and remove,not easy to get rust or break. It will for play an important role on preventing chain from dirtying your trousers. Great accessory for your bicycle. 1 pc of cover only,other accessories demo in the picture are not included Specification: Material: Plastic Type: Toothes Plate Color: Black Size: One Size Outer Diameter: 18.5cm(7.28in) Pitch-row: 9.7x10.7cm(3.82x4.21in) Quantity: 1 Pc Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes(without retail package): 1 x Cover