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SON 29S Hub Dynamo 6-Bolt Disc – High Output, 12mm Thru Axle, for 29" Wheels
SON 29S — the next-generation hub dynamo, engineered specifically for 29-inch wheels and riders who demand maximum power and minimal width.
✔ Higher output than SON 28 — ideal for charging devices with dynamo chargers
✔ Ultra-slim design — the narrowest hub dynamo on the market
✔ 12mm Thru Axle + 6-bolt — compatible with modern disc brake systems
✔ Integrated SON Coaxial Socket — clean, waterproof connection for lights and chargers
✔ 3W / 6V StVZO approved — legal for road use in Germany and EU, even on 29" wheels
Building a gravel, MTB or touring bike with 29" wheels? This is the most advanced hub dynamo available today.
Free shipping from €89 and 30-day money-back guarantee. Order now!
The future of dynamo power is here — and it’s called SON 29S.
The SON 29S hub dynamo is Schmidt’s answer to the demands of modern bikes: narrow frames, 29-inch wheels, thru axles, and the need for reliable power for lighting and charging. Compared to the legendary SON 28, the 29S delivers slightly higher output, an even slimmer profile, and geometry optimized specifically for 29" wheels.
What makes it unique?
- Especially slim design: the narrowest dynamo hub available — perfect for tight frame clearances
- Hybrid spoke lacing: tangential on the disc side (for strength), radial on the connector side (for lightness)
- Integrated SON Coaxial Socket: secure, waterproof connection for coaxial cables (lights, USB chargers)
- StVZO approved for 29": fully compliant with German road regulations, even on large wheels
Key Technical Features:
- Model: SON 29S
- Output: 6V / 3W (higher than SON 28)
- Hub Axle: 12mm Thru Axle
- Disc Mount: 6-bolt (6-bolt)
- Compatibility: 29" wheels (700x50+)
- Weight: 410 g
- Connector: Integrated SON Coaxial Socket
- Certification: StVZO compliant (EU road legal)
Ideal for:
- Bikepackers & Tourers using dynamo-powered USB chargers (e.g. Busch & Müller USB-Werk)
- Gravel riders with modern, narrow frames
- 29" MTB builds for trail or adventure riding
- Smart lighting users (e.g. Supernova M99, B&M IQ-X)
What’s included?
- SON 29S hub dynamo
- SON logo end cap
- 5-year warranty (directly from SON)
- Free shipping from €89 across Europe
Why buy from Mognetti Bike?
- Expert technical support — we help verify compatibility with your frame, fork and lights
- WhatsApp assistance — message us for advice on wiring, chargers, and installation
- Direct warranty support — we assist even after purchase
- Secure payments — credit card, PayPal or pay in installments with Heylight
- 30-day money-back guarantee — if it’s not right, we’ll refund you
Limited stock! The SON 29S is the most sought-after dynamo hub of 2025 — order now to secure yours.
| Brand | Schmidt |
|---|
Fast & Reliable Shipping in Italy
Place your order by 12:00 PM (GMT +1), Monday to Friday, and we’ll dispatch it the same business day. In many cases, we can process orders placed later as well.
If your order is placed on a public holiday or includes changes or special requests, shipping will be postponed to the next working day.
We ship exclusively with trusted express couriers. Estimated delivery times:
- 24 business hours for most mainland destinations
- Up to 48 hours for islands or remote areas
A tracking code will be sent by email once the order has shipped. In some cases, tracking may activate within 24 hours after dispatch.
All items are carefully packaged to ensure safe and secure delivery.
Accepted Payment Methods
- Major credit and debit cards
- PayPal
- Bank transfer
- Installment payments via Heylight (available only in Italy)
Buy Now, Pay Later with Heylight
For customers in Italy, we offer the option to split your purchase into monthly payments with Heylight. Simply select this option at checkout and complete the financing request via the secure Heylight portal. Approval is usually received within minutes. Once confirmed, we’ll ship your order immediately.
Need Help?
Send us a WhatsApp message (text only – no calls)
Returns and Refunds
How to Request a Return
You can return your order within 30 days from the delivery date, with the exception of E-Bikes and bicycles, which are covered by the manufacturer's warranty.
Returning a product is quick and easy. Just follow these steps:
- Email us at shop@mognettibike.it including your personal details and order number.
- You’ll receive a confirmation email with your return number and further instructions.
- Write your order number clearly and follow the provided return instructions.
- Use the original packaging to prepare your return.
- If you can't print the return form, include a note in the box with the name and order number of the purchaser.
- Seal the package carefully.
- We’ll send you a confirmation email as soon as the return arrives at our warehouse.
Is the Return Free?
Returns are free of charge for most products. However, E-Bikes and bicycles are excluded and fall under the manufacturer's warranty. Shipping for these returns may be at the customer's expense.
When Will I Receive My Refund?
Once your return is approved, we will issue a refund using the same payment method you used for your order. Refunds are processed within 30 days of receiving your returned item at our facility.
Need Help?
If you have any questions or need assistance, please contact our support team. We’re here to help.
For full details, visit our Returns and Refunds page.
