Chrome sidecar straight strut tube only. CSC called this their "long strut" tube. This strut tube is used in the front position mainly but also used in the rear position also sometimes. The strut tube is 12 inches long with a 1-1/2" O.D. Strut threads are 3/4"-16 tpi on both ends. Made by California Sidecar. New old stock.  Parts have been in storage since 2010. CSC OEM NOS part # S019-2T