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i will be building this rocket because it's a dual 18 mm motor rocket and the price was right. if i want to fly it empty do i need to calculate (add weight in nose cone) for that or will it fly ok?

I have just enough Valspar premium spray enamel in both primer and sliver to finish my V2 build, is it ok to use vs. acrylic? I'm assuming it is. on another note, I noticed that one sheet of fins weighed a lot less than the other. I don't have a scale but could feel the difference just...

ok, thanks. I will post a pic of what I want to do. I think the fin area to be removed is small enough to not cause a problem, but we'll see. I plan on papering the fins, and filling the tube seams. I plan on once a year launch, as I gave my brother a large 2 motor rocket almost 25 years ago and...

bought the estes V2 and want to trim the inside fins slightly to make a single curve to the base to give it a retro sci-fi 1950's look. I guess trimming fins (even slightly) opens a can of worms? or is it a simple matter to calculate and compensate for doing so? or is it so complicated for...