It prevents the bag from riding up and distributes weight evenly

or whatever buzzword you can name

Updated with Super Z style

Max cassette range: 11-46T (1X11-Speed)

The Fox Flexair Pro Pants bring the best in performance to your next run

Park SR-12.2 12 Speed Chain Whip and Sprocket Remover Back in Stock It prevents the bag fromThis style of chain whip has been around the block more than a few times. Sure there are more modern versions of chain whips out there two handles, vice grip style, there are all kinds of variations these days. Truth is though, if you just want something that works go with what you know, and most will be familiar with this. The Park SR 12. 2 12 Speed Chain Whip and Sprocket Remover is the same old chain whip you're used to just the most recent version