Put M5 extrusion nuts to the top extrusions, top slots, two into each. Attach the gantry front plate subassembly to the extrusions as shown. Do not fully tighten the top screws yet.
- Gantry front plate subassembly
- M5 extrusion nut x 4
- M5 washer x 3
- HTJ5 self tapping screw x 3