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BBB Highfix Os Adjustable Stem V2 - 31.8mm - 80mm

BBB Highfix Os Adjustable Stem V2 - 31.8mm - 80mm

BBB Highfix OS Adjustable Stem V2. This stem offers an angle-adjustable design with a 40mm rise su...

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www.sprocketandgear.co.ukBBB BHS-35 - HighFix OS Adjustable Stem V2 31.8
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Product Information

Full details

The BBB Highfix OS Adjustable Stem V2 is designed for cyclists seeking customizable handlebar height and angle for optimized comfort and performance. It offers a significant angle adjustment range, suitable for various riding styles from aggressive speed to comfortable touring. A key consideration is its weight, which is higher than some fixed-angle stems.

All features

Model Part NumberBHS-35
BrandBBB

Extended Product Information

FAQs

What is the main benefit of an adjustable stem?

An adjustable stem allows you to easily change your handlebar height and angle, optimizing your riding position for comfort, performance, or specific terrain without needing to replace the stem.

What is the maximum angle adjustment range?

The BBB Highfix OS Adjustable Stem V2 offers an angle range from -40 degrees to +60 degrees.

What size handlebars does this stem fit?

This stem is designed for handlebars with a 31.8mm clamp diameter.

Can I use this stem on an e-bike?

Yes, this stem is certified for Ebike use (EN 15194) in addition to MTB, Road, and Touring.

What is the weight of the stem?

The stem weighs approximately 285g.

How do I adjust the stem angle?

The angle is adjusted using the dedicated bolts on the stem's mechanism. Ensure you use a torque wrench to tighten them to the correct specification after adjustment.

What is the steerer tube diameter compatibility?

It is compatible with standard 28.6mm (1.1/8") fork steerer tubes.

Troubleshooting

Stem angle adjustment is stiff or difficult.

Ensure the adjustment bolts are clean and free of debris. Lightly lubricate the adjustment mechanism if necessary, but avoid over-lubrication. Check that the stem is not over-tightened on the steerer tube.

Handlebar creaking or looseness.

Re-torque the handlebar clamp bolts to the specified torque. Clean the handlebar and the stem clamp surfaces to remove any dirt or grease that might be causing slippage.

Stem does not feel secure on the steerer tube.

Verify that the steerer clamp bolts are tightened to the correct torque. Ensure there is no interference with headset spacers or top caps that might prevent proper clamping.

Corrosion on bolts.

Clean the bolts with a mild degreaser. Apply a thin layer of anti-seize compound to the threads before reinstallation to prevent future corrosion, especially in wet conditions.

Pros and Cons

Pros

  • Highly customizable riding position for diverse needs.
  • Improves comfort on long rides by allowing an upright posture.
  • Enhances steering control and maneuverability with adjustable angles.
  • Robust construction with stainless steel hardware.
  • Certified for multiple cycling disciplines, indicating versatility.

Cons

  • Heavier than many non-adjustable stems.
  • The adjustment mechanism might add complexity compared to simpler stems.
  • Requires precise torque settings during installation to ensure safety.

Setup, Compatibility & Care

Setup:

  1. Ensure your bicycle's fork steerer tube diameter is 28.6mm (1.1/8").
  2. Verify your handlebar clamp diameter is 31.8mm.
  3. Mount the stem onto the steerer tube, ensuring it is seated correctly.
  4. Attach your handlebars to the stem's clamp.
  5. Using a torque wrench, tighten the steerer tube clamp bolts and handlebar clamp bolts to the manufacturer's recommended torque specifications (typically 5-6 Nm for handlebars and steerer clamps, consult your bicycle's manual for precise values).
  6. Adjust the stem angle using the designated adjustment bolts, ensuring the desired position is achieved and securely locked.

Compatibility:

  • Handlebar Clamp Diameter: 31.8mm
  • Fork Steerer Diameter: 28.6mm (1.1/8")
  • Certifications: Ebike (EN 15194), MTB (EN 14766/ISO 4210), Road (EN 14781/ISO 4210), Touring (EN 14764/ISO 4210).

Care:

  • Periodically check all bolts for tightness, especially after initial installation and before each ride.
  • Clean the stem with a damp cloth. Avoid harsh cleaning agents that could damage the finish or components.
  • Inspect the stem for any signs of damage or wear, particularly around the adjustment mechanism and bolt areas.

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