Color: Black, Gold, Blue, Red (Guide wheel cover because different batches, the color is not necessarily the same)Material: Aluminum alloy,Weight: 9g / 0.3oz,Package List:1x Bike 11 teeth guide wheel<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56011e6f5dc5bb42a5bd2de8-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56011e6f5dc5bb42a5bd2de8-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56011e6f5dc5bb42a5bd2de8-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56011e6f5dc5bb42a5bd2de8-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><p style="text-align: center;"><p style="text-align: center;"><p style="text-align: center;"><p style="text-align: center;"><p style="text-align: center;"><p style="text-align: center;">