 For example, the one found at Senereuş, now in the Brukenthal Museum weights aropund 0.4 kilograms (0.88 pounds).The wire used is 206 cm (6 feet 9 inches) long and 0.4 cm (0.157 inches) thick, while the heads are 21 cm each (8.26 inches).The inside diameter of the coils is 12.5 cm (4.92 inches) with an outside diameter of 13.3 cm (5.2 inches).