Originally Posted by
ToysRUsKid
when building these tubes, I only need to put a coat of the of the oil on the tube (black part)? It doesn't seem smooth when I do it that way.
I fill the blue part about 1/3 of the way up before putting them together. Then squirt most of it back in the bottle as it comes out of the pin hole.
I can show you how I build mine on Sunday Dorian if you would like