A spline of 2.0m-diameter industrial pipe with rusted white paint and a visibility strip (the thumbnail depicts the texture but not the size of the pipe). The vertical supports are 'stretchy' and stay fixed to the ground during height adjustments.
Repeating mesh is 20 metre long with LOD's at 504, 184, 104 and 28 triangles. Updated with some texture adjustments. 1 material per mesh. Created in 3DS Max 2009.