Call Us: 01782 747782
Free UK Shipping Over £50 & Easy Returns





Free UK standard shipping on orders over £50
The Thomson Masterpiece Inline Seatpost redefines strength and precision in bicycle components. Crafted from high-strength 7000 series aluminium, this seatpost is machined from a single piece, ensuring unmatched durability and a sleek, seamless design. Its expert machining process, including the oval inner diameter, reduces weight by approximately 40g compared to the Elite post, without sacrificing the robustness expected from Thomson. This meticulous engineering results in a seatpost that is both a technical marvel and a true work of art.
Designed for serious riders, the Masterpiece seatpost features a long 1.614 inch (41 mm) seat rail grip length, significantly longer than most competitors, which helps prevent bending from impact loads. The seatpost incorporates a bending fuse that avoids catastrophic failures, allowing it to bend slightly under severe impacts rather than break apart, enhancing rider safety. Certified to EN 14766 2006 MTB standards, this seatpost combines strength, reliability, and precise adjustability with infinite tilt angles from -5° to +29°, complemented by low-profile clamps that prevent seat interference.
Every detail of the Masterpiece seatpost reflects Thomson’s commitment to quality. The clamp, head, and upper tube withstand torque up to 325 foot-lbs, while the tube yields safely at around 230 foot-lbs, ensuring resilience during intense rides. Its captive parts design facilitates easy seat attachment without disassembly, making it as practical as it is robust. Backed by rigorous life and ultimate strength testing, the Masterpiece Inline Seatpost guarantees performance and peace of mind for demanding cyclists.
How does the Masterpiece seatpost compare to other Thomson seatposts?
The Masterpiece offers over 40% greater ultimate strength and is approximately 40g lighter than the Elite model, thanks to its advanced machining process and design innovations.
Can I adjust the seat angle easily?
Yes, the Masterpiece seatpost provides infinite tilt adjustment from -5° to +29°, allowing precise customization for rider comfort.
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.








