(Note: Measurements are outside max. dimensions unless stated otherwise).19th Century : Central Greek Goddess head with serpent ring. Distance between studs centre to centre 84mm. (3 5/16")BACKPLATEDiam. 145mm. (5 3/4")Option : Square nuts with chamfered sides.18mm. (11/16") x 18mm. (11/16") x 10mm. (3/8") (variable).Option : Octagonal capstan brass nuts.Diam. 31mm. (1 3/16")Width side to side 29mm. (1 1/8")Height 18mm. (11/16")Option : Round bell brass nuts.Diam 21mm. (13/16")Height 8mm. (5/16")For maximum door thickness 102mm (4").Steel pivot pin. Hinge has limiter to prevent over-enthusiastic operation.Supplied with 2 x No. 102mm. (4") x 8mm (5/16") mild steel threaded rods with hexagonal nuts & washers. (Will need to be cut to length).From a Regency English house circa 1820.