Radiator hook

*** DO NOT PRINT WITH PLA FILAMENT TO AVOID MELTDOWN *** Update 2012-12-27: Enhanced durability with an extended fixation ring for greater stability. This hook is designed to hang towels and clothes on horizontal radiators with a 24mm tube diameter to dry and warm up. There are two different versions:“down”, with the opening facing downwards. This is more robust, but it can be applied only on top tubes. “side”, with the opening facing sideways. This is less robust, but it can be applied to every