(...) I had already noticed this on Brickshelf. It sure is sweet, although I can't make up my mind whether I like the printed nose piece or not. Fantastic name aswell. But what does it mean, "How to use 43121"? Is it perhaps a japanese lego set (...) (19 years ago, 23-Apr-06, to lugnet.build.mecha, FTX)
(...) 43121 is the (URL) engine part> he used to make the cannons. Marc Nelson Jr. (URL) Marc's Creations>> (19 years ago, 23-Apr-06, to lugnet.build.mecha, FTX)