SHIMANO grx-810 fc-rx810 175mm 48/31 2x11 speed
Shimano - cassette 11 speed ultegra cs6800 11-23t
Shimano alivio cs-hg201 11-32 9 speed
Esjot tandwiel Bosch,Yamaha, Bafang,Brose 1/2x3/32 narw 40T
