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Heavy-duty Kit Support Supersonic (j5) / Profile Design Kit [xGoWbzAK]

$27.99 $89.99 -69%

Supersonic (J5) Support Kit for Profile Design The Supersonic (J5) Support Kit by Profile Design is a cornerstone in the T-Carbon range of extension supports. Designed with the cyclist's comfort and adjustability in mind, this innovative system offer

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Heavy-duty Kit Support Supersonic (j5) / Profile Design Kit [xGoWbzAK]

Supersonic (J5) Support Kit for Profile Design

The Supersonic (J5) Support Kit by Profile Design is a cornerstone in the T-Carbon range of extension supports. Designed with the cyclist's comfort and adjustability in mind, this innovative system offers a high level of customization for the rider's position. The Inline Compression Clamp (ICC) system provides a straightforward, secure, and easy-to-use adjustment for the extensions, allowing for precise positioning.

Key Features and Benefits:

  • Simplified Pad System: The integrated inline pad system is designed to minimize aerodynamic drag and distribute the force of tightening evenly.
  • Extension Support Height Kit: Increase the stack height by up to 70 mm with the optional extension support height kit, providing more flexibility in setup.
The Supersonic (J5) Support Kit is crafted from forged 6061-T6 aluminum, ensuring durability and lightweight performance. With a stack height of 42 mm, width adjustment of 37 mm, and a 31.8 mm bar clamp diameter, this support is compatible with a wide range of bikes and setups. The 22.2 mm extension clamp diameter and black finish add to its versatility and sleek appearance.

Technical Specifications

The Supersonic (J5) Support Kit is built to meet the highest standards of quality and performance. Its technical specifications include:
  • Materials: Forged 6061-T6 aluminum for strength and lightweight construction.
  • Stack Height: 42 mm, providing a stable base for the extensions.
  • Width Adjustment: 37 mm, allowing for a custom fit to your bike's frame.
  • Bar Clamp Diameter: 31.8 mm, compatible with most road bike handlebars.
  • Extension Clamp Diameter: 22.2 mm, suitable for a variety of extension sizes.
  • Color: Black, offering a clean and modern look.
  • Weight: 266 g, ensuring minimal impact on your overall bike weight.
Whether you're a professional cyclist or a passionate amateur, the Supersonic (J5) Support Kit by Profile Design is the perfect choice for enhancing your cycling experience. Its advanced features, robust construction, and user-friendly design make it a must-have for any cyclist looking to optimize their riding position and performance.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

A great gadget that is very useful.

- Pryderi F..

January 17, 2026

Absolutely no complaints!

It’s a perfect combination of value and quality.

- Tabitha F..

January 17, 2026

Absolutely no complaints!

It's a very good, well-designed item.

- Primrose V..

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