Informative video on deploying Dart pop-out floats on a Robinson R66 helicopter, then repacking them.
Takes about 8 seconds to fully inflate, but a couple hours to repack all 4 floats.
Requires 3 men, talcum powder, a vacuum cleaner, replacing the shear rivet and refilling the helium cylinder.
yt: Emergency Dart Float Test On R66
W: Robinson R66 Helicopter