Cubicle Flag Holder/Mount

This fits in most standard cubicle seams and is designed for thelightspd's chainmail flag from makerworld https://makerworld.com/en/models/1568332-3d-printed-american-usa-flag-w-flag-pole#profileId-1649003 Don't print it sideways otherwise the stress from the weight of the flag will split the cup at the layer lines.