Sports cam mount for dive mask. My cam: Braun. GoPro works probably too.
Very sturdy, hands free use. Very happy with it.
Mask : aqualung look hd. Might work with similar.
Printed in PETG nozzle 0.4, layer 0.2, no supports.
material: M3 35mm + M3 nut for clamping to mask
Hobby maker & designer.