https://forums.autodesk.com/t5/autocad-forum/dimension-line-extends-past-extension-lines/m-p/6353084#M342677 <P><SPAN>Sorry for my lack of attention, your suggestion worked for me. I create a polyline of 100 meters and set the width as 10 meters; created a block using it; choose User Arrow; and then set the arrow size as .001. Many thanks. I was confused because I don't know how to&nbsp;edit the "tick" Block definition, I had to create a new one.<BR /></SPAN></P> Fri, 27 May 2016 16:42:25 GMT Anonymous 2016-05-27T16:42:25Z