Shimano Tourney 1×6/7 Speed MTB Folding Bike Groupset SL-TX50 RD-TY300 MF-TZ500

Lever: Tourney. Type: Thumb Shifter. 3, Full set(6 Speed, 28T): SL-TX50 Right 6 Speed shifter + RD-TY300 Rear derailleur + HG71 Chain + MF-TZ500-6 Freewheel 14-28T. 1, Right Shifter+ Rear Derailleur (6 Speed): SL-TX50 Right 6 Speed shifter + RD-TY300 Rear derailleur.