Bike Rear Derailleur RD-TY21B 6/7 Speed Direct/Hanger Mount Derailleur for Mountain Bike Tricycle Commuter Bike Cruiser Bike

★★★★★ 4.5 48 reviews

$16.15
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by zurich-lapalma.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$16.15
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives May 10
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by zurich-lapalma.com
Free 30-day returns Details

Product details

Management number 210335112 Release Date 2026/04/02 List Price $6.46 Model Number 210335112
Category

Bike Rear Derailleur RD-TY21B 6/7 Speed Direct/Hanger Mount Derailleur

  • MODEL: RD-TY21B Direct Mount derailleur; Guide wheel teeth: 11T; Tooth capacity: 34T, Bike rear derailleur is compatible with 6/7 speed most kinds of bikes.
  • PERFORMANCE: The TY21B 7 speed derailleur is constructed from durable aluminum alloy material and excellent shifting performance ensure safe and stable riding.
  • SIMPLE TO INSTALL AND MAINTAIN:The process consists of four main steps: installation, adjusting the limit stops, tightening the cable and adjusting the tension
  • WIDE APPLICATION: This bicycle derailleur is suitable for MTB, mountain bikes, commuter bike, cruiser bike, folding bike etc.
  • NOTE: The bike rear derailleur is direct mount, not hanger mount .Please check the mount type of the original part before purchasing.
Color Black
Brand Name Relwears
Mount Type Direct Mount
Item Weight 0.33 Kilograms
Manufacturer Relwears
Model Number RD-TY21B 6/7 Speed
Material Type Aluminum
Case Material Type Aluminum
Included Components NO
Warranty Description 1
Manufacturer Part Number RD-TY21B 6/7 Speed

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.5 out of 5
★★★★★
48 ratings | 20 reviews
How item rating is calculated
View all reviews
5 stars
83% (40)
4 stars
4% (2)
3 stars
2% (1)
2 stars
1% (0)
1 star
10% (5)
Sort by

There are currently no written reviews for this product.