This FSA Ebike Chainset CK-320 is purpose-built for Bosch motor systems, making it the right choice if you're running a Bosch-equipped e-bike. The 27.5mm spindle diameter and 165mm crank arm length are engineered to work seamlessly with Bosch's mid-drive motors, giving you reliable power transfer and smooth pedalling. It's a direct replacement if your Bosch e-bike needs a new chainset or if you're upgrading components.
This FSA Ebike Chainset CK-320 is purpose-built for Bosch motor systems, making it the right choice if you're running a Bosch-equipped e-bike. The 27.5mm spindle diameter and 165mm crank arm length are engineered to work seamlessly with Bosch's mid-drive motors, giving you reliable power transfer and smooth pedalling. It's a direct replacement if your Bosch e-bike needs a new chainset or if you're upgrading components.
The CK-320 suits riders who want genuine compatibility without guesswork. Whether you're dealing with wear on your existing chainset or building up a Bosch e-bike, this FSA opt
Free same-day Click & Collect. Order online and collect from our London workshop, usually ready within a couple of hours. We will email you the moment it is ready.
Home delivery. Dispatched the same working day on orders placed before 3pm. Standard UK delivery is tracked and typically arrives in 2 to 3 working days.
Fitting while you wait. Buying a part you would rather not fit yourself? Our mechanics can fit most parts on the spot. Just ask when you collect.
30-day returns. Changed your mind? Return any unused item in its original packaging within 30 days for a full refund.
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