STFU Bike chain device
Originaly designed by Kris Kovarik, you can buy original product here: https://stfubike.com/ -Should fit any bike with 1x gearing and 9-13 speed casset with biggest cog of 52T. -It's a device that reduces chain slap and makes your bike…
- Pobrania
- 534
- Polubienia
- 91
- Ocena
- 5





















