rail

I have a piece of aluminum that I want to use between a couple of saw horses for low power. I’d like to use drill chucks for the rods. Any pictures of your mounts would be appreciated. Any ideas?

So what are you guys using for connecting the Rockwell jaw vise to a 1010 rail with a blast plate. I have all the major components on hand.

Hi Folks, I'm simming a collection of mid power rockets of interest, and while OR hasn't given me any warnings yet, how slow is too slow when looking at velocity off the rod? 5 m/s? 6 m/s? etc. Thanks!

I'm new here, and I'm taking a risk by posting this in the ground support rather than beginner section. I have read many threads on here with great but sometimes conflicting information about launch rail selection. I have seen threads with great images of the various profiles, including this...

Just wondering when setting up Rocsim for how long the rail is, do you just enter the length of the rail or from where the last rail button is? I have an 8 foot rail and the first button is about 75 inches from end of rail and second one is about 86 inches from the end. thanks for any help

Does anyone have experience flying Apogee's recommended plans for rail guide buttons made from 1/4-20 pan head machine screw and assorted hardware fasteners? Interesting idea, not sure how well it works in person. https://www.apogeerockets.com/education/downloads/Newsletter334.pdf

This is my first build thread, so go easy on me ;) I've flown a few minimum diameter rockets in the past, and I typically prefer to build them with four fins. However, one issue I've ran into with four-finned rockets is with regards to launch equipment. Every time I fly one, I have to use...