Renthal Duo Handlebar Stem - 50mm - 31.8mm
Best current price£59.99from Tredz
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TredzRenthal Black/Gold Duo Mtb Piece Split Design Stem Size 2
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Renthal Duo StemFree delivery in 1–3 days£106.95Visit shop →
Renthal Duo StemFree delivery in 1–3 days£106.95Visit shop →
Renthal Duo StemFree delivery in 1–3 days£106.95Visit shop →
Product Information
Full details
The Renthal Duo Handlebar Stem is designed for mountain bikers and trail riders who prioritize steering precision and front-end stability. By utilizing a unique split-stem design, it provides an exceptionally secure clamp for your handlebars, significantly improving handling confidence on technical terrain. While its robust build offers a major boost to maneuverability, riders seeking an ultra-lightweight setup may find the beefier construction adds slightly more weight to the cockpit than minimalist alternatives.
All features
| Model Part Number | STM100-BKAG |
|---|---|
| Brand | Renthal |
Extended Product Information
FAQs
Is this stem compatible with 35mm handlebars?
No, this specific model is designed for 31.8mm handlebar diameters.
What is the length of this stem?
This model has a 50mm length.
Can I use this stem on a road bike?
While it can physically fit, it is engineered specifically for the demands of mountain biking, trail, and enduro riding.
Do I need special tools for installation?
You will need standard metric hex keys and a torque wrench is highly recommended for safety.
Does the split-stem design require special maintenance?
Maintenance is the same as any standard stem; just ensure that bolts are kept at the correct torque and threads are clean.
Troubleshooting
Handlebars slipping or rotating
Ensure bolts are tightened to the recommended torque specification using a torque wrench. Check that the clamp area is clean and free of grease.
Creaking sounds from the cockpit
Disassemble the faceplate, clean all contact surfaces, and ensure all bolts are tightened evenly to the recommended torque.
Uneven clamping gap
Loosen all bolts and re-tighten in a cross-pattern (X-pattern) to ensure the gap between the stem body and faceplate is equal on all sides.
Pros and Cons
Pros
- Superior clamping security reduces handlebar slippage
- Enhanced steering stiffness for better control
- Reliable, high-performance construction
- Optimized for aggressive trail and enduro use
Cons
- Heavier than minimalist or ultra-lightweight stems
- Installation requires careful alignment due to the two-piece design
- Not suitable for riders focusing on weight-weenie builds
Setup, Compatibility & Care
To install the Renthal Duo, ensure your steer tube is clean and free of debris. Slide the stem onto the steer tube and tighten the rear bolts evenly to the manufacturer-specified torque settings. When installing the handlebars, tighten the four front bolts in an 'X' pattern to ensure uniform pressure across the clamp. Always use a torque wrench to prevent damage to your bars or the stem threads. Compatibility is straightforward as it fits standard 1 1/8-inch steer tubes and 31.8mm diameter handlebars. Periodically check all bolts for proper torque, especially after initial installation or long rides on rough trails.