rockets
Well-Known Member
OK. Today I bought 10 ft. stick of 3/4 inch PVC. I have heard that people make MD pads with PVC.
If my rocket is 20 inches long & 29mm diameter, how long should the 3 different pipes be???
Thanks,
If my rocket is 20 inches long & 29mm diameter, how long should the 3 different pipes be???
Thanks,