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Free UK Shipping Over £50 & Easy Returns



Free UK standard shipping on orders over £50
The BOX BMX Box One Chain Tensioner exemplifies precision engineering and refined design, tailored to elevate your BMX performance. Constructed from high-grade extruded and CNC-machined 7075-T6 aluminium, this component strikes an optimal balance between robust strength and lightweight efficiency. Its anodised finish, complemented by laser-etched graphics, not only enhances visual appeal but also integrates practical wheel position guides, facilitating precise and straightforward adjustments for superior ride quality.
Specifically engineered for compatibility with 10mm axles, the Box One Chain Tensioner incorporates dual mounting holes providing 15mm of lateral adjustment. This ensures a versatile fit across a broad range of BMX frames, accommodating various setups with ease. The distinctive dual-colour XO skeleton design block and dual-sided grid system deliver reliable chain tension control, safeguarding your frame dropouts while maintaining rear wheel stability during dynamic riding conditions. For riders who prioritise both functionality and aesthetics, this tensioner represents a strategic upgrade within the BOX BMX range, designed to complement other brake spares and components.
Available in multiple colour configurations, the Box One Chain Tensioner offers seamless integration with your bike’s style, ensuring both durability and adjustability remain uncompromised. Its premium materials and thoughtful design make it a reliable choice for BMX enthusiasts seeking enhanced control and longevity in their equipment.
Is this tensioner compatible with various BMX frame sizes and styles?
The Box One Chain Tensioner is designed with 15mm of adjustment and fits most BMX frames equipped with 10mm axles, accommodating a broad range of rider preferences and setups.
What accessories complement the Box One Chain Tensioner?
To optimise your BMX setup, consider pairing this tensioner with related brake spares, pedals, helmets, and lighting solutions available within our collections, ensuring comprehensive performance and safety enhancements.
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.Â
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.Â
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.
