Summary This is a wall mount for the Wing Wing Z84 flying wing (http://www.banggood.com/de/Wing-Wing-Z-84-Z84-EPO-845mm-Wingspan-Flying-Wing-PNP-p-973125.html). Designed to hook into the two small holes underneath the Z84 fuselage. I printed it with PLA, 0.3mm Layer and no supports - worked great.