2.FD-TY510: Front derailleur only. 3.RD-TY300: Rear derailleur only. Rear derailleur model: RD-TY300. Front derailleur model: FD-TY510. Speed: 6/7 Speed. Speed: 3×7/8 speed. Right: 7 Speed. Left: 3 Speed.
Shimano MTB 6/7/8 Speed Chain CN-HG40 116-Links Tourney/Altus Bicycle Chain UK
SHIMANO Tourney/TY FD-TY300 Tourney 6/7 speed triple front derailleur, down pull, 28.6 mm, for 42T silver/blk
Shimano Tourney / TY FD-TX800 Tourney TX front derailleur
Shimano Tourney/TY Tourney TY200 rear derailleur, 6/7-speed, with BMX/Track bracket, SS short cage, Black
SHIMANO TOURNEY MTB RD TZ31 Tourney TZ31 GS Hook Rear Derailleur
Shimano Tourney TX RD TX800 7/8-Speed Rear Derailleur, Black 2016 Mountain Bike
