SHIMANO DERAILLEUR RD-TY21A ( Short Cage)
- MODEL:SHIMANO TOURNEY RD-TY21B bike rear derailleur, Compatible with 6 and 7-speed SIS Index Shifting drivetrains.
- IMPORTANT : The Shimano hub bolt mount （hanger mount) rear derailleur for mountain bike, not direct mount.
- EXCELLENT PERFORMANCE:Accurate gears provide light and stable shift performance,and making riding easy and comfortable.
- MATERIAL:Made of high-quality steel materials,durable and long service life.Easy to install and disassemble.
- APPLICATION: Suitable for MTB mountain bike ,road bikes ,variable speed bicycle,folding and city bikes.It is your indispensable bicycle accessories during your cycling journey.
