This is a 3-slot picatinny riser. You can mount it onto your picatinny rail to be able to comfortably use a Red-Dot sight while wearing safety goggles.
Use Paint-On Supports as shown in the pictures. Supports only on printbed. Set Perimeters to maximum, this is more stable than 100% infill.
You need:
2x | M3x25 screws
2x | M3 Nut
Print in PETG or better materials for extra stability.
The author marked this model as their own original creation.