I made an Instructable for the first lift on my ball machine Grid Tower II. This lift is based on two of Sandroknexmaster‘s lifts: the Floor Double Arm Lift and the Ferris Wheel Lift. Below are a video and a link to the Instructable.
Floor Ferris Wheel Lift Instructable
I made an Instructable for the second lift on my ball machine Grid Tower II. The lift originally had 8 arms, but I removed 4 of them to make it work better. Below are the video and a link to the Instructable.
Knextus’s Wheel Lift Instructable