GoPro quick release handle - Floats!

I wanted a handle for my Yi Action cam and my other waterproof point and shoot cameras, but couldn't find one with a quick release GoPro mount on it.

I printed mine with a 10% infill, 4 walls, and 10 layers for top and bottom in PETG. Floats! Tested two versions snorkeling around Poipu and Kona. Sadly, I'm back home, but made some small revisions after the fact. Replaced the camera "leash" hole (3mm) for a finger groove, made the grip a smidge longer and thicker. The added handle volume is to create more buoyancy for heavier cameras like my Panasonic TS3. Not sure it's got enough buoyancy for my TS3 now, but should help?

Print this standing up. The Go Pro quick release mount ideally wants the layers to be put down perpendicular to the mounting surface. That's kinda hard though. The mount is canted over at 45 degrees as a compromise. You shouldn't need any supports, at least I didn't.

The hole at the bottom of the handle is 6mm in diameter. A length of paracord and a