[Cory]

Originally Posted by Kristian Calhoun

I believe that they're referring to wiring ducts such as these:

http://www.electriciansupplies.com/i...ring_Duct_.htm

http://cableorganizer.com/surface-raceways/pan-way.htm

http://www.alliedelec.com/Catalog/In...F&N=4294965298

He means the Igus cable chain.

To answer the original question, we got it from the KOP. It's made by Igus though. You should be able to find a distributor to purchase more from.