And swinggg left, right, forwards and backwards... Puuurfect!
This one has flat surfaces for your cats to stretch on, lay on , rest on , or use to climb on and of course the hammock that will not be underused for sure!
Steady strong structure, thick supporting poles and plenty of space for your cats to show you what they are capable of.  A real fun park.
 
Easy self assembly. One person job. no additionla tools required
 
Measurments:
Base: 45cmx45cm
Height: 112cm
Hammock: 35cmx35cm 
1st level surafce: 45x45cm
2nd level suraface: 35x35cm
Custom measurments available