<p>Cura does not seem let the full print area to be used. My printer is a <a href="https://www.lulzbot.com/store/printers/lulzbot-mini" rel="noreferrer">Lulzbot Mini</a>. The design illustrated below can be found <a href="https://www.tinkercad.com/things/hBE6Aj2EJMo-skyrail-marble-coster-banked-curve-beta" rel="noreferrer">here</a>.</p>

<p><a href="https://i.imgur.com/y1WpAws.png" rel="noreferrer">
  <img src="https://imgur.com/y1WpAws.png" />
</a>
<a href="https://i.imgur.com/42n8npt.png" rel="noreferrer">
  <img src="https://i.imgur.com/42n8npt.png" />
</a></p>

Cura is likely factoring in your skirt. Change the skirt lines to 0 and you might be able to print (
```
Expert
```
->
```
Switch to full settings
```
, then click the options button next to "platform adhesion type."). Cura also seems to have an in-built build size offset of about 2 mm. I can't seem to get rid of it in any way other than to change the build size.