Name: Bicycle Rear Derailleur Tourney RD-TY21/RD-TZ31 6/7 Speed Direct Mount/Hanger Mount for MTB Bike
Brand: Biydoo
Price: 81.00 PAB
Availability: OutOfStock

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Description

🚴‍♂️ Shift into the future with precision and durability!

DIRECT MOUNT DESIGN - Simplify your setup with a direct mount derailleur that fits securely without hub bolts.
VERSATILE COMPATIBILITY - Perfect for mountain, road, folding, city bikes, and even tricycles—one derailleur to rule them all.
TRUSTED SUPPORT WARRANTY - Backed by a 1-year warranty and responsive customer service to keep you riding worry-free.
SEAMLESS 6 7 SPEED SHIFTING - Experience smooth, reliable gear changes with SIS index technology designed for precision.
ROBUST ALUMINUM ALLOY CONSTRUCTION - Ride confidently knowing your derailleur is forged from high-quality, durable materials.

The BIYDOO RD-TY21B Rear Derailleur is a direct mount, 6/7 speed compatible component crafted from durable aluminum alloy. Designed for stable and precise gear shifting, it fits a wide range of bikes including mountain, road, folding, and city models. With a 1-year warranty and dedicated customer support, it’s engineered for riders seeking reliable performance and easy installation.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

View all Trustpilot reviews

Mounting Type	Clamp-On Mount
Number of Teeth	42
Manufacturer	BIYDOO
Item Package Dimensions L x W x H	6.02 x 5.67 x 2.4 inches
Package Weight	0.27 Kilograms
Brand Name	BIYDOO
Warranty Description	1 year
Model Name	RD-TY21B Direct Mount
Suggested Users	unisex-adult
Included Components	NO

Bicycle Rear Derailleur Tourney RD-TY21/RD-TZ31 6/7 Speed Direct Mount/Hanger Mount for MTB Bike

Details

Description

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Common Questions