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The Prologo Nago R4 PAS 3DMSS Nack 137 saddle is a pinnacle of innovation and ergonomic design, crafted to elevate your cycling experience. Weighing only 149 grams, this ultra-light saddle redefines performance without compromising comfort. Its design is rooted in scientific analysis, utilizing Pressure Map MyOwn technology to optimize pressure distribution and minimize discomfort during long rides.
Featuring the revolutionary Multi Sector System with 3D technology, the Nago R4 PAS 3DMSS adapts to different zones of your anatomy. High-density support at the rear ensures stability during pedaling, while medium-density sections cradle soft tissues for unmatched comfort. The front section balances support and flexibility, allowing efficient pedaling even at the saddle’s tip. This saddle’s compact dimensions make it suitable for a wide range of riders, including elite professionals.
Engineered with a Nack Rail made of nano carbon fiber, kevlar, and aluminum filaments, this saddle offers exceptional rigidity and lightweight strength. Whether you’re pushing for your personal best or aiming for endurance, the Nago R4 PAS 3DMSS is designed to enhance your ride by combining cutting-edge materials and ergonomic precision.
What makes the Nago R4 PAS 3DMSS different from other saddles?
It incorporates Prologo’s patented Multi Sector System with 3D technology, developed from detailed pressure mapping tests, offering tailored comfort and support while maintaining an extremely light weight.
Is this saddle suitable for all types of cyclists?
While it is designed with professional and performance-oriented cyclists in mind, its ergonomic design and compact size make it suitable for a wide range of riders seeking comfort and efficiency.
How does the Nack Rail benefit the saddle’s performance?
The Nack Rail, made from nano carbon fiber, kevlar, and aluminum, provides exceptional strength and rigidity without adding weight, enhancing power transfer and durability.
Will this saddle be comfortable for long-distance rides?
Yes, the saddle’s design is based on scientific pressure distribution analysis to reduce discomfort and maintain support over extended periods, making it suitable for long rides.
Stock Status Instock - Instore - Item Usually shipped or available for shop collection, within 48 hours (Mon-Fri)
Instock - Supplier Warehouse - Item is held in Suppliers Warehouse, Depending on the the supplier transfer time can vary from 24 Hours to 14 Days for item held in European warehouse.
(over festive periods some suppliers shut from 24th Dec-2nd Jan so orders can be delayed through this period.)
Brands held in European website include Trek, Bontrager, Electra, Wahoo, Rapha. For up-to-date transfer times please call customer services on +44 (0)1782 768622
Most out products are shipped by FedEx, providing unprecedented reliability and speed. Lightweight Spares below £25.00 value have a Royal Mail postage option, which is sent via Tracked 48 service. - £2.99
Shipping on all Domestic Orders over £50.00 (excluding bikes and home trainers) for delivery within the UK is completely FREE!
Bike and Home Trainers and oversize Goods £15.00 - FedEx
White Glove Bike Delivery - our white glove option has your bike personally delivered to you by a fully trained Mechanic and Bike fitter - £99.99
(Certain bikes will only have this option such as Cargo Bikes)
To Qualify for FREE Shipping:
In some cases, we may ship items out with another courier, depending on the status and availability of items ordered. (Customers will not be charged more and will be refunded any unused postage cost) If part of an order is cancelled and the total drops below the £50.00 free postage, a postage charge may be taken.
Delivery costs will be clearly stated on the checkout page, though you will need to register (to provide your delivery address) in order to see the delivery costs.
If you have any questions about delivery charges, times or none delivery please do not hesitate to get in touch by email:store@swinnertoncycles.co.uk or by telephone on +44 (0)1782 768622. Handling is normally 48 hours, but at busy periods this may be extended but we will endeavor to process your order within 5 working days. Please bear in mind in some cases orders can take longer to process, please contact us for more details.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.






