Here's the kit supplied engine hook. A flex of the hook easily bent it. I threw it away. Here's the replacement hook made...

After the post about the Long Tom fin position, BAR Geezer added a comment: " Did a little digging and I found a good picture o...

I had an original Centuri Mach 10 years ago. I don't remember how it flew or if I even launched it. This is a clone kit from More R...

The Rocketry Show interviews John Boren of Estes Industries. One hour of great information on rocket design and kits! CLICK HERE...

These two designs shared many of the same design elements. Both models were short, had solar panel fins and used an existing N...

I forgot the launch lug holes! You won't need a launch lug on this one. Two holes in line through the centering rings is all it takes...

At a recent Orlando R.O.C.K. launch, Glenn S. launched his Estes Long Tom. I looked at the fins and wondered why they were positioned up fr...