I tried the 10 gram on the outside left on the back but it wasn't quite enough with 2 filters. I added a 5 and really a 3 or 4 would work. If you file off the 10g so it's flat, then put the 5 on it flattened as well, it works great., just a 10 gram weight and a 5 gram weight works perfect
DJI Phantom 3 Landing Gear