Tourney RD-TY21B 6/7 Speed Rear Derailleur for MTB Bike

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THALOUS is a professional bicycle brand factory, deeply immersed in the industry for over 20 years. We specialize in bicycle accessories, strictly controlling quality to deliver a perfect riding experience.

Our TOURNEY TY21 rear derailleur is compatible with 6/7-speed SIS index shifting drivetrains, available in a wide range of fitments and cage options. SPECIFICATIONS include: MODEL NO: RD-TY21-B-GS, compatible with HG 8/7/6-speed chains, 34T total capacity, 14-28T sprocket range, 20T max. front difference, and 11/11T pulleys.

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Product Details: 【MODEL】Bicycle rear derailleur RD-TY21B, suitable for 6-speed and 7-speed SIS index variable speed drives. 【Hook Mounted】Confirm your bike's rear derailleur type before purchasing, this model is hook mounted. 【High-quality Material】Made of sturdy, durable high-quality steel, resistant to deformation and damage. 【Wide Application】Suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, and more. 【Professional Customer Service】Feel free to contact us with any product or service questions, we'll provide professional support.

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