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Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black
The Box Three Rear Derailleur offers a wallet-friendly option without compromising on features. Its Limited Slip Clutch and sealed bearing pulleys provide smooth shifting and increased durability.
Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys | Black

Item #: 30583706

Box Three Prime 9 X-Wide Rear Derailleur Bicycles MTB Hanger Non-Direct Mount for Mountain Bike, Cycling Finished Matte Onyx Sealed Bearing Pulleys |

Item #: 30583706

SHP 108

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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The Box Three Rear Derailleur offers a wallet-friendly option without compromising on features. Its Limited Slip Clutch and sealed bearing pulleys provide smooth shifting and increased durability.
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What Stands Out

Wide Compatibility
Designed for a variety of mountain bike models, this derailleur ensures seamless integration with existing setups, enhancing versatility for diverse cycling enthusiasts.
Durable Construction
Crafted with high-quality materials and a matte finish, this component offers exceptional durability, capable of withstanding rugged terrains while maintaining top-notch performance.
Precision Performance
Equipped with sealed bearing pulleys, the Box Three Prime 9 provides smooth shifting and improved gear transitions, reducing maintenance frequency and allowing riders to focus on their adventure.

Product Details

Shop the Box Three Prime 9 X-Wide Rear Derailleur in Black at the Ubuy Saint Helena Global Store. Simplified features, wallet-friendly pricing, limited slip clutch, and compatibility with 11-46 and 11-50t derailleurs.
  • Box Three Prime 9 X-Wide Rear Derailleur in black
  • Simplified features for a wallet-friendly option
  • Features Limited Slip Clutch and sealed bearing pulleys
  • Compatible with 11-46 and 11-50t derailleurs
  • Nylon composite knuckle and die-cast linkages
  • Direct channel cable stay
Brand NameBox
ManufacturerBox Components
Number of Items1
UPC639266097334
Included ComponentsRear Derailleur
Item Type NameRear Derailleur
Model NumberBX-DR3-P9AXWC-BK
Manufacturer Part NumberBX-DR3-P9AXWC-BK
Unit Count1 Count
Item Weight1 pounds (450 grams)
Item Dimensions L x W x H7"L x 5"W x 5"H (17.8 x 12.7 x 12.7 cm)
ColorBlack
Material TypeAluminum
Case Material TypeAluminum
Mount TypeBraze-On Mount
Number of Teeth18
BrandBox
MaterialAluminum
Mounting TypeBraze-On Mount

What's in the box

Rear Derailleur

Who Should Buy?

Suitable For
  • Mountain Biking Enthusiasts

    Ideal for serious mountain bikers seeking reliable shifting and durable performance in rugged terrains.

  • Long-Distance Riders

    Suited for long-distance cyclists needing a dependable derailleur for varying terrains and prolonged use.

  • Upgrading Components

    A great choice for cyclists looking to upgrade their bike’s drivetrain for improved efficiency and responsiveness.

Not Suitable For
  • Casual Cyclists

    Not the best fit for casual riders who don’t require high-performance components or advanced features.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Box Three Prime 9 X-Wide Rear Derailleur designed for?

    Answer: The Box Three Prime 9 X-Wide Rear Derailleur is specifically designed for mountain bikers seeking enhanced performance on varied terrains. It features a robust construction that can withstand rugged conditions while providing smooth shifting capabilities. The non-direct mount design allows for easier adjustments and compatibility with a variety of bike frames, making it suitable for both amateur and experienced cyclists. Whether you're tackling steep climbs or navigating technical descents, this derailleur ensures reliable shifting across a 9-speed system.
  • Question: How does the matte onyx finish benefit the Box Three Prime 9 Rear Derailleur?

    Answer: The matte onyx finish on the Box Three Prime 9 Rear Derailleur not only enhances its aesthetic appeal but also contributes to its durability. This finish is resistant to scratches and fading, ensuring the derailleur maintains its sleek look over time. Additionally, the matte surface reduces glare in bright conditions, allowing for better visibility. This means that riders can enjoy both functional performance and visual style throughout all their rides.
  • Question: What are sealed bearing pulleys and why are they important?

    Answer: Sealed bearing pulleys in the Box Three Prime 9 Derailleur provide superior performance by minimizing friction and resistance. These pulleys are designed to keep dirt and moisture out, which helps maintain smooth operation and extend the life of the components. Enhanced durability means less maintenance and improved reliability during tough rides, making them ideal for mountain biking where conditions can be unpredictable.
  • Question: Can the Box Three Prime 9 Rear Derailleur be installed by a beginner?

    Answer: While installing the Box Three Prime 9 Rear Derailleur can be enjoyable for those with basic mechanical skills, it does require some understanding of bike mechanics. Beginners may need to consult instructional guides or seek assistance from knowledgeable bikers for optimal results. Proper installation ensures that shift quality is maintained and prevents premature wear, making it beneficial to familiarize oneself with the components.
  • Question: What type of mountain biking is the Box Three Prime 9 Rear Derailleur suitable for?

    Answer: The Box Three Prime 9 Rear Derailleur is well-suited for various types of mountain biking, including cross-country, trail riding, and all-mountain adventures. Its robust design and capability to handle steep climbs and technical descents make it a versatile choice. Riders can confidently tackle diverse terrains, knowing this derailleur will provide smooth shifts and reliable performance regardless of the challenges encountered.
  • Question: Is the Box Three Prime 9 compatible with other drivetrain systems?

    Answer: The Box Three Prime 9 Rear Derailleur is primarily designed for a 9-speed system, which may limit its compatibility with other drivetrain systems. It's essential to check compatibility with your current setup to ensure optimal performance. In cases where integration with existing components is desired, consulting with a bike mechanic can provide clarity on suitable configurations that maximize effectiveness.
  • Question: Where can I buy the Box Three Prime 9 X-Wide Rear Derailleur?

    Answer: You can buy the Box Three Prime 9 X-Wide Rear Derailleur at Ubuy in Saint Helena. Ubuy offers a convenient online shopping experience, allowing you to find high-quality cycling components with ease. Their platform ensures that customers have access to a variety of products, making it a great starting point for upgrading your mountain bike.
  • Question: What tools are necessary for the installation of the Box Three Prime 9 Rear Derailleur?

    Answer: To install the Box Three Prime 9 Rear Derailleur, you will typically need basic tools such as a 5mm hex wrench, screwdrivers, and possibly a chain tool, depending on the existing setup. It's also helpful to have a torque wrench to ensure bolts are tightened to the appropriate specifications. Having these tools on hand will facilitate a smooth installation, contributing to optimal derailleur performance and reliability.
  • Question: Can I adjust the Box Three Prime 9 Rear Derailleur after installation?

    Answer: Yes, the Box Three Prime 9 Rear Derailleur allows for adjustments post-installation to enhance shifting performance. Riders can fine-tune the limit screws and B-tension settings to optimize shifting speed and accuracy based on their riding style and conditions. Regular adjustments ensure that the derailleur maintains consistent functionality as cable stretching or wear occurs over time.
  • Question: What makes the Box Three Prime 9 a popular choice among cyclists?

    Answer: The Box Three Prime 9 Rear Derailleur has gained popularity due to its blend of durability, performance, and style. Cyclists appreciate the non-direct mount system for its flexibility and ease of use. Additionally, the sealed bearing pulleys enhance longevity while reducing maintenance efforts. With its performance-oriented design, it caters to the demands of serious mountain bikers looking for a reliable and efficient drivetrain component.

Box Rear Derailleurs BX-DR3-P9AXWC-BK Editorial Review

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