Well, I have been incredibly busy and have not been able to sit through a 5-hour print, I am looking forward to seeing if you all have tested this device and how it works! Please submit any requests here so I can edit the device. Enjoy, and have an incredible day!

Use zipties to strap the rocket motor on the chassis, (I am not responsible for any injury) keep ot safe

Doesn't Matter

Yes

I had scrapped bearings (https://www.amazon.com/dp/B07GF9VGHD/ref=cm_sw_em_r_mt_dp_U__a6daCbKVWXB9F) and a 2020 rail ( https://www.amazon.com/dp/B07HRFH5WM/ref=cm_sw_em_r_mt_dp_U__J8daCbRA28RYR) from an old Tevo Tarantula as components for this system.