Deployable Swept Grid Fin

This is a Experimental swept grid fin designed for model rockets. I have ran many tests, and it works pretty well! This was our prototype for a while under the Propulsive Landing Research Project before being replaced with an different design currently under testing. This particular fin went through several torture tests, acing them all. We mounted it onto our Decent Research Vehicle Dev Vehicle (DRVDV, the vehicle in the picture) and dropped the whole rig without parachutes from 25 ft. The fins