SHIMANO Tourney TY21B Rear Derailleur, 6-7 Speed, Aluminum, Black, 267g
SHIMANO Tourney 6-7 Speed ​​Rear Derailleur
MODEL: RD-TY21B black rear derailleur, suitable for 6/7 speeds.
CONSTRUCTION: Forged from high-hardness aluminum alloy. The hollow structure is adopted to reduce weight and the gear shift is more stable.
PRECISE ADJUSTMENT: High-hardness aluminum alloy adjustment body, the adjustment is more precise. It can be easily adjusted in many places to ensure accurate speed change.
Product Model Specifications:
Model: TY21B Color: black
Speed ​​range: 6 speed/7 speed
Installation method: direct installation
Weight: about 267g
Application: Suitable for mountain bikes/folding bikes/road bikes/variable speed bikes