Feature(may vary by option.)

●✔ Flywheel Adjustable Gear Number: 8/9/10/11/12 Speed
●✔ Tooth Ratio: 11-36T Cassette Cog: 11-13-15-18-21-24-30-36T Weight: 13.5 oz (381 g)
●✔Material: High tensile steel, wear resistant, nickel plated surface, bright silver, no rust!
●✔ We have the perfect experience to bring 100% satisfaction to you. If you are not satisfied, please feel free to contact us, we will be the fastest time to give you the most satisfactory solution, you can rest assured of your purchase experience

[10 Speed ​​40T Black]




[11 speed 11-42T]




[11 speed 11-52T]




[12 speed 11-52T]




[10 speed 11-50T]




[12 speed 11-50T]




[10 speed 11-42T]




[11 speed 11-40T]




[11 speed 11-50T]




[9 speed 11-42T]




[8 speed 11-42T]




[9 speed 11-32T]




[10 speed 11-36T]




[10 speed 11-46T]




[8 speed 11-32T]




[9 speed 11-40T]




[11 speed 11-46T]




[9 speed 11-50T]




[8 speed 11-40T]




[9 speed 11-46T]




[9 speed 11-36T]




[8 speed 11-36T]





Description

Flywheel Adjustable Gear Number: 8/9/10/11/12 Speeds.

Tooth Ratio and Weight: 8 Speed 11-32T: 11-13-15-18-21-24-28-32T Weight: 297g 8 Speed 11-36T 11-13-15-18-21-24-30-36T Weight: 381g 8 Speed 11-40T 3-16 20-24-28-34-40T Weight: 414g 8 Speed 11-42T 11-13-16-20-24-30-36-42T Weight: 441g 9 Speed 11-32T 11-13-15-17-19-24-28-32T Weight: 11.0 oz (318 g) Speed 11-36T: 11-13-15-18-21-24-28-32-36T Weight: 399g 9 Speed 11-40T 11-13-16-20-24-28-32-36-40T Weight: 517g 9 Speed 11-42T: 111111113 -16-2 0-24-28-32-36-42T Weight: 529g 9 Speed 11-46T 11-13-16-20-24-28-34-40-46T Weight: 480g 9 Speed 11-50T 11-13-16-20-24-30-36-30-30-36-30-36-30-36-36-30-36-36-36-30-4242424242420-30-30-30-36-36-36-36-4224222242222222242222220-30-3-50T Weight: 489g 10 Speed 11-36T 11-13-15-17-19-21-24-28-32-36T Weight: 355g 10 Speed 11-40T 11-13-15-18-21-24-28-32-36-40T Weight: 19g 0 Speed: 11 - 42T: 11-13-15-18-21-24-28-32-36-42T Weight: 515g 10 Speed 11-46T 11-13-15-18-21-24-28-34-40-46T Weight: 549g 10 Speed 11111111-50T 1-13 16-20-24-28-32-36-42-50T Weight: 589g 11 Speed 11-40T 11-13-15-17-19-21-24-27-31-35-40T Weight: 530g 11-42T -17-1 9-21-24-28-32-37-42T Weight: 542g 11 Speed 11-46T 11-13-15-17-19-21-24-28-32-37-46T Weight: 559g 11-50T: 11-13-15-18-18-18-18-18-18-18-18-18-18-18-10T. 21-24 -28-32-38-44-50T Weight: 603g 11 Speed 11-52T 11-13-15-18-21-24-28-34-40-46-52T Weight: 700g 12 Speed 12-50T:11-13-15-17-19-19-2 1-24 28-32-38-44-50T Weight: 614g 12 Speed 12-52T 11-13-15-18-21-24-28-32-36-40-46-52T Weight: 710g Package Size: 29*29*9cm Package Includes: 1 * Freewheel + * Rear Bike Black Rack Trans