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KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings
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KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings
Upgrade your drivetrain for ultimate efficiency and superior performance.
KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings
Item #: 18245297

KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings

Item #: 18245297

NZD 207

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Order now and get it around Friday, August 21
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What Stands Out

Enhanced Performance
The KCNC rear derailleur features an oversized pulley system that improves shifting precision and speed, ensuring a smooth ride for competitive cyclists using Sram Red, Force, and Rival systems.
Compatibility
Designed specifically for Sram 10 and 11-speed mechanical systems, this derailleur maximizes compatibility, allowing a versatile upgrade for enthusiasts who seek performance without compromising on brand compatibility.
Durable Construction
Crafted with high-quality materials, the KCNC derailleur offers exceptional durability and longevity, providing riders with a reliable component that withstands rigorous road conditions and enhances the overall biking experience.

Product Details

Shop KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings online at a best price in Cook Islands. B07GV3BWX6
BrandKCNC
ColorBlack
MaterialAluminum
Item Weight60 Grams
Mounting TypeBraze-On Mount

Who Should Buy?

Suitable For
  • Cyclocross Enthusiasts

    Ideal for riders improving performance, speed, and shifting efficiency during cyclocross races and training sessions.

  • Long-Distance Riders

    Perfect for cyclists engaged in gravel riding or long-distance adventures, ensuring smoother gear transitions while riding.

  • Sram System Users

    Specifically designed for bikes using Sram Red, Force, or Rival systems, enhancing their overall drivetrain efficiency.

Not Suitable For
  • Casual Riders

    Not suitable for casual cyclists who do not require high performance components or advanced shifting technologies.

Product Description

KCNC OSPW Oversized Pulley System Cage - Compatible with SRAM Red Force 10S 11S - Sealed Bearings

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is an oversized pulley wheel system (OSPW) and how does it benefit my cycling experience?

    Answer: An oversized pulley wheel system (OSPW) improves drivetrain efficiency by reducing friction and enhancing gear shifts. The larger wheels allow for smoother transitions between gears, which can enhance your overall performance. This is especially beneficial in cycling scenarios such as competitive racing or long-distance rides where every efficiency gain matters. Additionally, the OSPW system promotes increased durability due to less wear on components.
  • Question: Is this pulley wheel system compatible with all Sram Red/Force/Rival models?

    Answer: Yes, the OSPW system is designed to be compatible with both 10 and 11-speed mechanical Sram Red, Force, and Rival models. This ensures that regardless of your specific setup under these product lines, you can enjoy enhanced performance and efficiency. By choosing the right system, you can upgrade your bike to achieve smoother shifts and improved overall cycling dynamics.
  • Question: Can the oversized pulley wheel system be installed on any type of bike?

    Answer: The oversized pulley wheel system is specifically designed for Sram Red/Force/Rival models and may not be universally compatible with all bike types. It's ideal for road, cyclocross, and gravel bikes that use the specified Sram mechanical groupsets. If you have a compatible model, you can enhance performance on diverse terrains, from smooth tarmac to rugged gravel paths.
  • Question: How does the OSPW improve shifting performance in cycling?

    Answer: The OSPW enhances the shifting performance by minimizing chain friction and optimizing the tension across gears. This leads to quicker and more responsive gear changes. For cyclists, this means less lag during crucial moments, such as accelerating out of a corner or gearing down on steep climbs. The refined shifting responsiveness is a distinct advantage for competitive cyclists or those who enjoy challenging routes.
  • Question: What materials are used in the construction of the OSPW system?

    Answer: The OSPW system typically features high-quality materials such as lightweight aluminum or durable composite plastics. These materials are selected to ensure strength, longevity, and low weight, which is vital for competitive racing. The durability of these components enables them to withstand the rigorous conditions of various terrains, making them ideal for cycling enthusiasts who prioritize performance and endurance.
  • Question: Are there any specific maintenance requirements for the OSPW system?

    Answer: The OSPW system requires minimal maintenance. Regular cleaning of the pulley wheels and the chain is recommended to prevent dirt accumulation that can affect performance. Periodically lubricating the chain and checking the alignment will also help in maintaining optimal shifting efficiency. For seasoned cyclists, this system represents a hassle-free upgrade that enhances the riding experience without intensive upkeep.
  • Question: What makes the OSPW system a good investment for gravel or cyclocross biking?

    Answer: The OSPW system enhances the overall efficiency of your drivetrain, offering better responsiveness and improved gear transitions on uneven and challenging terrains typical in gravel or cyclocross biking. This makes climbing and accelerating feel smoother and more manageable. For bikers seeking an edge, especially in competitions, this system can be a worthwhile upgrade that can enhance your cycling performance.
  • Question: How does the oversized pulley design differ from a standard pulley?

    Answer: The oversized design features larger wheels compared to standard pulleys, enhancing the efficiency of the drivetrain. This design reduces the angle of the chain, which decreases friction and wear. Cyclists will notice quicker and more reliable shifts, particularly in demanding conditions. For those looking to get the most out of their mechanical groupset, an oversized system promises remarkable improvements in performance.
  • Question: Can I combine this OSPW system with other drivetrain components?

    Answer: While the OSPW system is optimized for Sram Red/Force/Rival groupsets, it typically works best when paired with compatible Sram components. Mixing with other brands or non-compatible parts can lead to suboptimal performance. If you aim for a seamless cycling experience, it’s wise to stick with the recommended components, ensuring smooth shifts and overall efficiency during rides.
  • Question: Where can I buy the Road Cyclocross Gravel E-Bike Bicycle Bike Rear Derailleur Oversized Pulley Wheel System Cage OSPW for Sram Red/Force/Rival?

    Answer: You can find the Road Cyclocross Gravel E-Bike Bicycle Bike Rear Derailleur Oversized Pulley Wheel System Cage OSPW Cycling for Sram Red/Force/Rival on Ubuy in Cook Islands. Ubuy offers a reliable platform for purchasing high-quality cycling components, ensuring you have access to the latest products to enhance your biking experience.

KCNC Rear Derailleurs Editorial Review

The KCNC Road Cyclocross Gravel E-Bike Bicycle Bike Rear Derailleur Oversized Pulley Wheel System Cage OSPW Cycling is designed specifically for SRAM Red and Force 10 and 11 speed mechanical systems. The cage is Considered a long cage. It is not compatible with Shimano GRX, Sram GX 10, Blackbox XX derailleur, or eTap derailleur. The item comes with a lot of room for accommodating essential teaching tools. The case is adjustable even for larger viola sizes with lots of padding and full-length pockets for music on the top and other accessories. The occurrence of the bow holders being too small is its major con.

Customer Reviews & Ratings

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Pros

  • Well-designed and well-made case
  • Easy to use and the right size
  • Best case for the price
  • Lots of room for essential teaching tools
  • Adjustable and lots of padding for maximum protection

Cons

  • Bow holders are too small

Platform Trust & Buyer Confidence

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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

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23 July 2026 · via Trustpilot
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NZD 207

Order now and get it around Friday, August 21

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Features & Benefits

  • Maximize your cycling efficiency with an upgraded drivetrain.
  • Reduce friction by 45% with the oversized pulley wheel system.
  • Achieve power savings of 30%-60% or more compared to standard setups.
  • Compatible with various cassette sizes up to 32T.
  • Durable construction with 3-5 times longer lifespan than standard pulleys.
  • Suitable for Sram Red/Force 10/11 speed mechanical derailleur systems.

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