Metallverschluss

Gray wall with intersecting dried branches and a metal fastener
ookinate23o

ookinate23

Textured glass window with a metal latch visible
gorilla1g

gorilla1

Detailed view of a wooden window frame corner with metal latch
ookinate23o

ookinate23

Close-up of an old wooden joint with a metal latch
ookinate23o

ookinate23