![TUCKE Bike Freewheel 8 Speed Gear Ratio 11-40T MTB Mountain Bicycle Cassette Sprocket Flywheel For Shimano Sram : Amazon.co.uk: Sports & Outdoors TUCKE Bike Freewheel 8 Speed Gear Ratio 11-40T MTB Mountain Bicycle Cassette Sprocket Flywheel For Shimano Sram : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/61t4w7mPOOL._AC_SY450_.jpg)
TUCKE Bike Freewheel 8 Speed Gear Ratio 11-40T MTB Mountain Bicycle Cassette Sprocket Flywheel For Shimano Sram : Amazon.co.uk: Sports & Outdoors
Gear Ratio/Inches Comparison Chart--26, 27.5 & 29er with Cassette/Chainring Combos | Mountain Bike Reviews Forum
![What does a '500% gear range' mean and why are drivetrain companies boasting about their percentages? - MBR What does a '500% gear range' mean and why are drivetrain companies boasting about their percentages? - MBR](https://keyassets.timeincuk.net/inspirewp/live/wp-content/uploads/sites/11/2016/08/Screen-Shot-2016-08-04-at-09.55.41-e1470320248490.png)