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Free UK standard shipping on orders over £50
The FSA Ebike Chainset CK-220/WDR ISIS 27.5mm in sleek black offers a robust and reliable solution for your e-bike drivetrain. Crafted from die-cast alloy, these crank arms combine lightweight durability with a refined bead-blasted black finish that complements any e-bike setup. Available in a range of lengths from 155mm to 175mm, this chainset adapts perfectly to your riding style and bike specifications, ensuring optimal pedaling efficiency.
Designed specifically for compatibility with various ISIS drive motors, the FSA chainset provides precise QFactor and clearance measurements tailored to motor types such as Bosch G4, Brose MAG, Yamaha PW-X2, and others. This alignment guarantees smooth transmission performance and reduces wear on your bike’s chainstays. With a pair weight of just 456g, it balances strength and agility, making it an excellent choice for both casual riders and serious e-bike enthusiasts.
Installation is straightforward, and the detailed specifications help you select the perfect fit for your e-bike motor system. The chainset’s durable construction and finish also help resist the elements, maintaining both performance and aesthetics over time.
How do I know if this chainset fits my e-bike motor?
Check the QFactor and clearance measurements listed for your motor type in the product table to ensure compatibility with your bike’s frame and chainstays.
What crank arm lengths are available?
The FSA CK-220/WDR comes in 155mm, 160mm, 165mm, 170mm, 172.5mm, and 175mm, allowing you to choose the best fit for your riding style.
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.