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Load image into Gallery viewer, FSA Compressor 1-1/8" Black Expander Plug and Top Cap for Carbon Steerer Tubes

SKU: HD4666

FSA Compressor 1-1/8" Black Carbon Steerer Tube Expander Plug & Top Cap - Universal Compression Plug for Carbon Forks, Replace Star Nut, Includes Cap, Bolt & Expander, High-Performance, Lightweight, Bike Maintenance Accessory

Regular price $16.23
$15.00 Sale price $16.23 Regular price
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Description
Specifications

Enhance Your Carbon Bike Steerer with the FSA Compressor 1-1/8" Black Expander Plug and Top Cap

Upgrade your bicycle's steering performance with the FSA Compressor 1-1/8" Black Expander Plug and Top Cap, engineered specifically for high-performance carbon steerers. Designed to replace the traditional top cap and star nut assembly, this innovative component offers a sleek, streamlined solution to ensure secure, reliable headset compression, while adding a touch of modern style to your bike.

Materials & Construction:

crafted from durable, lightweight high-grade materials, the FSA Compressor is built to withstand the demands of aggressive riding and long-term use. The black anodized finish not only provides corrosion resistance but also offers a sleek, professional aesthetic that complements carbon steerers beautifully.

Performance & Engineering:

Designed for optimal headset compression, this expander plug ensures a snug fit within steerers of inner diameters ranging from 21mm to 26mm. The advanced engineering guarantees consistent preload, reducing headset play and improving steering precision for competitive racing, mountain biking, or everyday riding.

Components & Technology:

This comprehensive top assembly includes an ergonomic cap, reliable bolt, and secure expander, eliminating the need for traditional star nut and top cap setup. The integrated design simplifies installation and adjustment, providing a clean look while maintaining excellent structural integrity.

Style & Use Case:

Perfect for modern road, mountain, and gravel bikes with carbon steerer tubes, the FSA Compressor adds a minimalist and professional touch to your bike's cockpit. It's ideal for riders seeking a lightweight, secure, and aesthetically refined headset solution that complements high-end carbon frames.

Innovative Features:

- Compatible with steerer tubes from 21mm to 26mm in diameter

- Replaces traditional top cap and star nut, simplifying assembly

- Sleek black color adds style and corrosion resistance

- Durable construction ensures long-lasting performance in all riding conditions

Upgrade your bike's headset with the FSA Compressor 1-1/8" Black Expander Plug and Top Cap-designed for precision, durability, and sleek aesthetics. Experience enhanced steering control and a clean cockpit finish that elevates your riding performance.

  • High-quality, durable construction with precision-engineered components ensures a secure and reliable fit for carbon steerer tubes, enhancing overall bike safety and stability.
  • Made from premium materials, the FSA Compressor 1-1/8" Black Expander Plug and Top Cap deliver lightweight performance ideal for high-performance road and mountain bikes with carbon steerers.
  • Designed to replace traditional star nut and top cap assemblies, this innovative top assembly simplifies installation while providing excellent clamping force and seamless aesthetics.
  • Compatible with carbon steerers from 21 mm to 26 mm inner diameter, making it a versatile choice for a wide range of bike setups and custom builds.
  • Featuring a sleek black finish, this expander plug and top cap add a professional, clean look to your bike's cockpit while offering enhanced technology for secure steer tube preload adjustment.
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We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

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Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

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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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If there is ever an issue with an order we will work at warp speed to fix our mistake and make sure you never go a day without a bicycle! If you are not receiving the quality of service you need from one of our exceptionally qualified bicycle experts, tell them Ben Berman told you to tell them "Customer Loyalty" and then name your terms.

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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These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

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