EVELO eBikes feature a Threadless Headset, so raising the handlebars requires an additional part called a Stem Riser, or Stem Raiser. This is available on our Accessories page, and also available online, and at most regular bike shops. Take a look at our available Accessories using the following link: https://www.evelo.com/accessories/

The installation of this part is a simple 5 minute DIY for most folks.