D-Bot 3x Leadscrew Parts

These are the parts I designed for adding a 3rd leadscrew to my 300mm X 300mm D-Bot. I really don't like set screws on my leadscrews, so the parts have the trapezoid thread modeled in and are clamped with m3 hardware. These will only fit 8mm leadscrews with 4-start 2mm pitch threads, which I think are probably the most common anyway.

This is a work in progress! If you have feedback please post in the comments. I think there are advantages to moving the large belt further down, but it will