![Clutch bell thrust ring 415HSB/112 Beta Minicross 50 2012 2017 RK Clutch bell thrust ring 415HSB/112 Beta Minicross 50 2012 2017 RK](https://www.maggioremoto.it/217258-large_default/clutch-bell-thrust-ring-415hsb112-beta-minicross-50-2012-2017-rk.jpg)
![Clutch bell thrust ring 415HSB/112 Beta Minicross 50 2012 2017 RK Clutch bell thrust ring 415HSB/112 Beta Minicross 50 2012 2017 RK](https://www.maggioremoto.it/217258-home_default/clutch-bell-thrust-ring-415hsb112-beta-minicross-50-2012-2017-rk.jpg)
RK is the leading manufacturer of motorcycle drive chains in Japan.
For more than 40 years, RK has been supplying all well-known Japanese motorcycle manufacturers with original equipment.
Also in racing, RK is the first choice of many teams in MotoGP, Motocross and Paris-Dakar Rally.
- 20-50% higher wear resistance than RK 415
- reinforced construction