SlideSlot is an Aluminium Extrusion Combines MakerSlide and V-Slot, Both wheels used on MakerSlide and V-Slot can be used on SlideSlot.
The section and dimension of SlideSlot Aluminium Extrusion is illustrated below:
Here's the photo:
For fastening belt on MakerSlide based camera slider (dolly) or Shapeoko CNC router, M5 flat (thin) hex nut is used in the v-grooved rail. On the long side of the section, M5 hex nut is used for fastening.