These Mini Add-A-Rails make it easy to travel with long tubing.  This system allows the user to thread two pieces of tubing together to form a single run.  Then when its time to travel you can split the tubes apart again and wow life just got easy.  The tubing size is 1.25 inches.  The tubing is sold in sets of 4 and feature an anodized black finish. 

Made of 6061 Aluminum. 

Set of 4