THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount/Hanger Mount

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Amazon Price: $16.58 (as of February 24, 2024 9:28 am – Details). Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the Amazon site at the time of purchase will apply to the purchase of this product.
  • Brand: THALOUS
  • Manufacturer: THALOUS


  • 【MODEL】Bicycle rear derailleur RD-TY21B, suitable for 6-speed and 7-speed SIS index variable speed drives. Please pay attention to the speed when buying.
  • 【Hook mounted】Before purchasing, please confirm whether the rear derailleur of your bicycle is directly installed or hook mounted. This model is a Hook mounted method.
  • 【High-quality material】This bicycle rear derailleur is made of high-quality steel, sturdy and durable, not easily deformed and not easily damaged.
  • 【Wide application】This bicycle transmission is suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, etc. Is a good helper for your riding.
  • 【Professional customer service】If you have any questions about our products or services, please feel free to contact us, we will provide you with professional services.

Manufacturer Info

  • PartNumber: TH-TY21B-G-B-US
  • Model: TH-TY21B-G-B-US

Product Info

  • Color: Hanger mount-Black

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