• English
    • Deutsch
    • French
    • Requires WPML plugin
  • Country
    • United States (USD)
    • Deutschland (EUR)
    • Japan (JPY)
FREE SHIPPING FOR ALL ORDERS OF $150
  • Newsletter
  • Contact Us
  • FAQs
Select category
  • Select category
  • E-Bike Accessories
    • Bags
    • Clothing
    • Fenders
    • Helmets
    • Lights
    • Locks
    • Racks
    • Tires
    • Tools
    • Tubes
  • E-Bike Parts
    • Batteries
    • Brakes
    • Cassettes
    • Chains
    • Controllers
    • Derailleurs
    • Displays
    • Handlebars
    • Motors
    • Seat Posts
    • Seats
    • Shifters
    • Stems
  • E-bikes
    • Aventon
    • Fiido
    • Other popular brands
    • Rad Power Bikes
    • Ride1Up
Wishlist
0 Compare
0 items $0.00
Menu
0 items $0.00
Browse Categories
  • E-bikes
    • Aventon
    • Fiido
    • Rad Power Bikes
    • Ride1Up
    • Other popular brands
  • E-Bike Accessories
    • Bags
    • Clothing
    • Fenders
    • Helmets
    • Lights
    • Locks
    • Racks
    • Tires
    • Tools
    • Tubes
  • E-Bike Parts
    • Batteries
    • Brakes
    • Cassettes
    • Chains
    • Controllers
    • Derailleurs
    • Displays
    • Handlebars
    • Motors
    • Seat Posts
    • Seats
    • Shifters
    • Stems
  • Resources
    • E-Bike Maintenance Tips
    • E-Bike Laws and Regulations
    • E-Bike Community Forums
    • E-Bike Buying Guide
    • E-Bike Reviews
    • FAQ
  • Home
  • Shop
  • Blog
  • About Us
  • Contact Us
THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6 7 Speed for MTB Mountain Bike Direct Mount Hanger Mount
Click to enlarge
THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6 7 Speed for MTB Mountain Bike Direct Mount Hanger Mount
Home E-Bike Parts Derailleurs THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6 7 Speed for MTB Mountain Bike Direct Mount Hanger Mount
Electric LED Display, E Bike LCD Display Control Panel Speed Controller with 5 Wire Cable for Electric Scooter Modification Accessories
Electric LED Display, E Bike LCD Display Control Panel Speed Controller with 5 Wire Cable for Electric Scooter Modification Accessories $17.84
Back to products
24V 250W Electric Bicycle Motor Kit DIY E-Bike w/Motor Controller for 16”-28” Wheel Motor Conversion Chain Kit
24V 250W Electric Bicycle Motor Kit DIY E-Bike w/Motor Controller for 16''-28'' Wheel Motor Conversion Chain Kit $50.99

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

$15.98

Compare
Add to wishlist
Category: Derailleurs Tags: Bicycle, Bike, Derailleur, Direct, E-Bike Derailleurs, Hanger, Mount, Mountain, MTB, RDTY21B, Rear, Speed, THALOUS, Tourney
Share:
  • Description
  • Reviews (0)
  • Shipping & Delivery
Description

Price: $15.98
(as of Dec 23, 2024 04:00:03 UTC – Details)



Model: Bicycle rear derailleur RD-TY21B, suitable for 6 speed and 7 speed SIS index variable speed drives
Hanger installation: Before purchasing, please confirm whether the rear derailleur of your bicycle is directly installed or hook mounted(hanger mount).
High-quality material: Made of durable aluminum alloy material, which ensures your safe and stable on the ride, not easily deformed and pretty solid
Wide application: This bicycle transmission is suitable for variable speed bikes, mountain bikes, road bikes, bicycle racing, city bikes, folding bikes, etc.
Professional customer service: If you have any questions about our products or services, please feel free to contact us, we will provide you with our professional service

Customers say

Customers find the bicycle derailleur to be a good quality product that provides value for money. They find it functional and easy to install, though opinions differ on how easy it is to set up.

AI-generated from the text of customer reviews

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6 7 Speed for MTB Mountain Bike Direct Mount Hanger Mount” Cancel reply

Your email address will not be published. Required fields are marked *

Shipping & Delivery

Related products

Bicycle Front Derailleur FD-TY300 3 x 6/7 Speed Up/Down Swing, Bike Derailleur 3 Speed with Adjust Clamp Size 31.8mm 34.9mm for Mountain Bike Road Bicycle
Compare

Bicycle Front Derailleur FD-TY300 3 x 6/7 Speed Up/Down Swing, Bike Derailleur 3 Speed with Adjust Clamp Size 31.8mm 34.9mm for Mountain Bike Road Bicycle

Derailleurs
$12.49
Price: (as of – Details) Product Description About front derailleur FD-TY300 MODEL NO FD-TY300-DS6 SERIES TOURNEY Front speeds 3 Rear
Add to wishlist
Buy Now
Quick view
Bike Rear Derailleur RD-TY500 6/7 Speed Black Rear Derailleur for Folding Bike Mountain Bike Tricycle E-Bike Direct Mount
Compare

Bike Rear Derailleur RD-TY500 6/7 Speed Black Rear Derailleur for Folding Bike Mountain Bike Tricycle E-Bike Direct Mount

Derailleurs
$18.99
Price: (as of – Details) Product Description Add to Cart Add to Cart Add to Cart Add to Cart Add
Add to wishlist
Buy Now
Quick view
Black/Sliver Rear Derailleur RD-TY21B 6/7 Speed Direct Mount/Hanger Mount Rear Derailleur for Mountain Bike Kids Bike Commuter Bike
Compare

Black/Sliver Rear Derailleur RD-TY21B 6/7 Speed Direct Mount/Hanger Mount Rear Derailleur for Mountain Bike Kids Bike Commuter Bike

Derailleurs
$15.99
Price: (as of – Details) Product Description MODEL: Bicycle rear derailleur RD-TY21B, suitable for 6 and 7 speed SIS index
Add to wishlist
Buy Now
Quick view
MEGHNA Bike Rear Derailleur 9/10/11 Speed RD-U3020/RD-U6020 Shadow Derailleur Direct Mount for Mountain Bike E-Bike Hybrid Bike Folding Bike
Compare

MEGHNA Bike Rear Derailleur 9/10/11 Speed RD-U3020/RD-U6020 Shadow Derailleur Direct Mount for Mountain Bike E-Bike Hybrid Bike Folding Bike

Derailleurs
$30.99
Price: (as of – Details) MEGHNA Bike Rear Derailleur 9/10/11 Speed RD-U3020/RD-U6020 Shadow Derailleur Direct Mount for Mountain Bike E-Bike
Add to wishlist
Buy Now
Quick view
-24%
MEGHNA Bike Rear Derailleur RD-M310 7/8 Speed Mountain Bike Rear Derailleur Direct Mount
Compare

MEGHNA Bike Rear Derailleur RD-M310 7/8 Speed Mountain Bike Rear Derailleur Direct Mount

Derailleurs
$32.99 Original price was: $32.99.$24.99Current price is: $24.99.
Price: (as of – Details) From the brand MEGHNA was founded in 2012. Our main group member worked in bicycle
Add to wishlist
Buy Now
Quick view
-5%
Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles
Compare

Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles

Derailleurs
$16.88 Original price was: $16.88.$15.99Current price is: $15.99.
Price: (as of – Details) MODEL: RD-TZ31-A bike rear derailleur, Compatible with GS 6 / 7 speed SIS Index Shifting
Add to wishlist
Buy Now
Quick view
-6%
Shimano RD-TY500 Tourney Rear DERAILLEUR
Compare

Shimano RD-TY500 Tourney Rear DERAILLEUR

Derailleurs
$17.44 Original price was: $17.44.$16.43Current price is: $16.43.
Price: (as of – Details) Shimano Tourney Rear derailleur compatible with all Shimano 6 and 7 speed shifters. Advanced light
Add to wishlist
Buy Now
Quick view
ZUKKA Rear Derailleur RD-U6020-11/ RD-U6020-10 / RD-U3020-9 CUES Shadow RD Rear Derailleur 9/10/11-speed for Mountain Bike E-Bike
Compare

ZUKKA Rear Derailleur RD-U6020-11/ RD-U6020-10 / RD-U3020-9 CUES Shadow RD Rear Derailleur 9/10/11-speed for Mountain Bike E-Bike

Derailleurs
$25.99
Price: (as of – Details) ZUKKA CUES Bike Rear Derailleur Model: RD-U3020-9; 9 speed rear derailleurTotal capacity: 41T. Max low
Add to wishlist
Buy Now
Quick view

    Free Shipping.

    No one rejects, dislikes.

    24/7 Support.

    It has survived not only.

    Online Payment.

    All the Lorem Ipsum on.

    Fast Delivery.

    Many desktop page now.

    • PRODUCTS
      • Bags
      • Clothing
      • Fenders
      • Helmets
      • Lights
    • PRODUCTS
      • Locks
      • Brakes
      • Batteries
      • Tires
      • Tools
    • POST BLOG
      • E-Bike Buying Guide
      • E-Bike Community Forums
      • E-Bike Laws and Regulations
      • E-Bike Maintenance Tips
    • USEFUL LINKS
      • Privacy Policy
      • About Us
      • Contact Us
      • Terms And Condition
      • Affiliate Disclaimer

    AVAILABLE ON:

    Join our newsletter!

    Will be used in accordance with our Privacy Policy

    © 2026 eriderdeals.com. All rights reserved

    • Menu
    • Categories
    • E-bikes
      • Aventon
      • Fiido
      • Rad Power Bikes
      • Ride1Up
      • Other popular brands
    • E-Bike Accessories
      • Bags
      • Clothing
      • Fenders
      • Helmets
      • Lights
      • Locks
      • Racks
      • Tires
      • Tools
      • Tubes
    • E-Bike Parts
      • Batteries
      • Brakes
      • Cassettes
      • Chains
      • Controllers
      • Derailleurs
      • Displays
      • Handlebars
      • Motors
      • Seat Posts
      • Seats
      • Shifters
      • Stems
    • Resources
      • E-Bike Maintenance Tips
      • E-Bike Laws and Regulations
      • E-Bike Community Forums
      • E-Bike Buying Guide
      • E-Bike Reviews
      • FAQ
    • Home
    • Shop
    • Blog
    • About Us
    • Contact Us
    Shopping cart
    Close
    Shop
    Wishlist
    0 items Cart
    My account