[Complete] Need Part nr 30184 for 6432 set

[Maciej]

Hello at first sorry for my english im from Poland. I try to build lego sets from my childhood using stud.io this program use LDraw library 

now i try to buid 6432 Dpeedway Transport and i need part nr [color=#000000]part nr 30184 Trailer Base 6 x 26 x 2 & 2/3, Vehicle. This part not exist yet in LDraw library. I can't make this part because i don't know how to make parts. If some one make this part thank you[/color]


Edit: Gerald Lasser Thank You
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[Gerald Lasser]

Unfortunately I do not have this part, nor did I find any pictures from below.

I think a good approach for the beginning would to do a POOP (Part Out Of Parts) approach and build the part from what is available, that looks feasible to me.

See the attachment