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SKU: FW3605

BOX Three Prime 9 9-Speed Cassette 11-50T Black | Durable Steel Cogs with Alloy Spider & Weight-Reducing Holes | Wide Range E-Bike Compatible, Ultralight, Performance-Driven Engineering for Mountain & Road Cycling

Regular price $81.99
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Description
Specifications

Upgrade your cycling experience with the BOX Three Prime 9 Cassette - the ultimate 9-speed, 11-50T gear solution designed for versatile riding, durability, and smooth performance. Crafted from high-quality materials and engineered for reliability, this cassette is perfect for mountain biking, gravel adventures, and e-bike enthusiasts seeking outstanding range and efficiency.

Materials & Construction

The BOX Three Prime 9 cassette features robust, stamped steel cogs with weight-reducing holes that enhance durability while minimizing weight. The larger cogs are pinned to lightweight alloy spiders, providing increased structural integrity and improved heat dissipation for sustained performance under demanding conditions. Its corrosion-resistant black finish ensures longevity and a sleek, professional look.

Performance & Engineering

Designed to deliver ultra-wide gear ratios with consistent, smooth progressions, the Prime 9 technology matches the range of a 12-speed drivetrain but with fewer gears to shift through, offering simplified drivetrain operation and quick, reliable gear changes. The 11-50T range ensures optimal cadence and power transfer across varied terrains like steep climbs and fast descents. Weighing only 550 grams, this cassette boosts your bike's efficiency without adding unnecessary weight.

Components & Technology

Constructed for compatibility with standard Shimano HG freehub bodies, the cassette is easy to install and compatible with a wide selection of bikes. Its design reduces the number of parts, simplifying maintenance, and enhancing durability-perfect for riders seeking a low-maintenance, high-performance drivetrain upgrade.

Style & Use Case

Designed in sleek ED Black, the BOX Three Prime 9 cassette combines style and functionality, making it suitable for mountain bikes, gravel bikes, and e-bikes. Its wide gear range makes it ideal for hill climbing, trail riding, and mixed-terrain adventures, providing riders with confident shifting and seamless power delivery.

Innovative & Differentiating Features

- Ultra-wide 11-50T ratio with smooth, consistent gearing

- Fewer parts for reduced weight and increased durability

- Cogs pinned to lightweight alloy spiders for enhanced strength and performance

- Designed specifically for e-bikes, ensuring high capacity and reliability under increased torque

- Compatible with standard Shimano HG freehub bodies for broad application

Elevate your cycling performance with the BOX Three Prime 9 Cassette - the perfect combination of engineering precision, durability, and versatile gear range to conquer any ride.

  • Alloy spiders with steel cogs ensure enhanced strength and durability for demanding riding conditions.
  • Weight-reducing holes on each cog minimize overall cassette weight without compromising performance, making it ideal for weight-conscious cyclists.
  • Prime 9 technology delivers an ultra-wide gear range (11-50t) with smooth, consistent gear progressions, providing seamless shifting across diverse terrains.
  • Constructed to fit standard Shimano HG freehub bodies, this 9-speed cassette is compatible with a wide range of bike setups, including e-bikes for versatile use cases.
  • Crafted in sleek black (ED Black), this cassette combines style with functionality-perfect for upgrading your drivetrain with durable materials and advanced engineering.
Range11-50
Cogs11-13-15-18-22-28-34-42-50
Cassette Body TypeShimano HG
Drivetrain Speeds9
ColorED Black
Weight550
Designed for ebikeYes
Defined ColorBlack
keyword searchWonderland Drivetrain
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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


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