Amazon.com : ROADNADO Mountain Bike Crankset 170mm 104BCD with Chainring 34T/36T MTB Crank Set with Bottom Bracket Single Speed Road Bicycle Crank Bolts Cycling for MTB BMX Road Bike : Sports &
SHIMANO Tourney Rear Derailleur, Black, 30 x 10 x 10 cm : Amazon.de: Sports & Outdoors