Yes, but these connectors also include a stud you need to screw into a hole.<p>In this case though, the Udden trolley [1] is made of steel and uses machine screws, but none of these quarter-turn connectors.<p>[1]: <a href="http:&#x2F;&#x2F;www.ikea.com&#x2F;aa&#x2F;en&#x2F;catalog&#x2F;products&#x2F;10176471&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.ikea.com&#x2F;aa&#x2F;en&#x2F;catalog&#x2F;products&#x2F;10176471&#x2F;</a>