Attach a 500mm piece of MakerSlide to the right back post (the extrusion piece mounted in the previous step), using two HJT5 screw in the end holes of the MakerSlide. Make the top side flush to the top side of the post and the inside side flush to the edge of the post. Note the orientation of the shoulders and the open slot of the MakerSlide. Tighten the HTJ5 screws trough the holes provided:
- 500mm MakerSlide
- HTJ self-tapping screw x 2