Hege & Thomas hanging loose

What the....?

Lightweight, retractable danglony (in Norwegian: dingle + balkong = dinglong)
Suspended by two steel chains fastened on rescue rope hooks high up on the window frame (alternative suspension)
Cost: 5 hours work, building materials for about 500 NOK
Size: 110 x 140 cm
Weight: ~15 kg
Heigth above ground: 235 cm
Max load: Unknown :-) But has held six people on several occasions, two of whom are seated on the inner (window sill) end
Constructed summer 2003 in Oslo, Norway
No other sightings of such an outcropping has been reported! Keep your eyes peeled!