Renthal FatBar V3 Carbon Handlebar - 31.8 40mm - Black
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eBayRenthal FatBar V3 Carbon Handlebar - 31.8mm Clamp, 40mm Rise, 800mm Width
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Product Information
Full details
The Renthal FatBar V3 Carbon Handlebar is designed for elite mountain bikers and downhill racers seeking a high-performance balance of strength and weight reduction. It provides exceptional vibration damping to reduce arm fatigue during aggressive descents, though riders should note that its race-focused geometry may require specific stem compatibility due to the 31.8mm clamp diameter.
All features
| Colour | Black |
|---|---|
| Model Part Number | HBRN3F3C4K |
| Brand | Renthal |
Extended Product Information
FAQs
What is the clamp diameter of this handlebar?
This specific variant is designed for a 31.8mm stem clamp.
Can I cut this handlebar to a narrower width?
Yes, the bar can be trimmed to your preferred width using a fine-tooth hacksaw designed for carbon, but ensure you follow the manufacturer's markings.
Is this bar suitable for Enduro riding?
Absolutely. While it is built for downhill racing, its lightweight and vibration-damping characteristics make it an excellent choice for aggressive Enduro and trail riding.
What rise does this model have?
This specific model features a 40mm rise.
How often should I replace carbon handlebars?
Unlike aluminum, carbon does not have a finite fatigue life; however, you should replace the bar if you notice any structural cracking or deep gouges from a significant crash.
Troubleshooting
Controls or shifters rotating on the bar
Apply a thin layer of carbon fiber assembly paste to the contact area and tighten to the manufacturer's recommended torque.
Creaking noise near the stem area
Remove the handlebar, clean the clamping area of the stem and bar, and ensure bolts are tightened in an even 'X' pattern to the correct torque.
Pros and Cons
Pros
- Extremely lightweight construction for improved handling
- Superior shock and vibration absorption
- Exceeds rigorous safety and impact testing standards
- Professional-grade control and stiffness
- Wide 800mm width provides excellent leverage
Cons
- Requires professional installation to ensure torque specs
- Specific 31.8mm clamp diameter may not fit all modern stems
- Premium pricing compared to aluminum alternatives
Setup, Compatibility & Care
To ensure safety and longevity, proper installation is paramount. Always use a calibrated torque wrench and follow Renthal's specified torque settings—never overtighten the stem faceplate or control clamps, as carbon fiber can be damaged by point-loading.
- Compatibility: This model is designed for a 31.8mm stem clamp diameter. Ensure your stem is free of sharp edges or burrs that could compromise the carbon surface.
- Maintenance: Periodically inspect the bar for deep scratches or impacts after a crash. Carbon fiber should be wiped down with a soft, damp cloth and mild soap; avoid harsh solvents that could damage the clear coat.
- Installation Tip: Use a light coating of carbon-specific assembly paste on controls if they are slipping, but avoid over-tightening bolts.