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Free UK Shipping Over £50 & Easy Returns


Free UK standard shipping on orders over £50
Experience unmatched pedaling efficiency with the BOX BMX Box One Oversized M35 Crankset, a true game-changer in BMX components. Crafted with precision and innovation, this crankset features Oversized Technology™ that maximizes power transfer by minimizing lateral deflection at the bottom bracket. Thanks to its colossal 35mm diameter spindle made from cold-forged 7075 T6 aluminium, it offers an exceptional balance of lightweight performance and steel-like toughness, ensuring durability without compromising speed.
The hollow forged crank arms are thoughtfully engineered to reinforce high-stress zones while maintaining minimal weight. The addition of a flex-resistant stabilizer ring between the spider legs enhances rigidity, delivering instant acceleration response and a more efficient ride. Equipped with a CNC-machined Chromoly/alloy self-extracting crank bolt system, this crankset is designed for easy installation and maintenance. Ideal for riders who demand precision and power, the Box One M35 crankset elevates your BMX experience to the next level.
For optimal performance, pairing this crankset with a modern frame designed to handle its advanced technology is essential. Discover the full range of BOX BMX components and explore complementary products to build a powerhouse setup that suits your riding style.
Is the BOX BMX Box One M35 crankset compatible with all BMX frames?
It is designed for use with modern BMX frames that can accommodate its oversized 35mm spindle technology. Older frames may not be compatible.
What materials are used in the construction of this crankset?
The crankset features a cold-forged 7075 T6 aluminium spindle and hollow forged crank arms, combining strength and lightweight properties for optimal performance.
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.