dart guy wrote:Sorry i kinda ment that you should shape a block of lead like the fins and body like the aluminum then you should take the hardest metal you have and make that the actual dart.
You can not use lead for the fins and body due to the weight. Please research CG and CP for a better understanding of why!
Here is a simplified explanation for you:
http://www.rockets4schools.org/images/B ... bility.pdf