Cast iron butt hinges are ideal for low use domestic door and are commonly fitted on period properties to match in with existing cast iron door ironmongery. Ideal for domestic properties Designed to match period cast iron furniture" Size L x W mm: 75 x 50 Knuckle Dia. mm: 12.0 Hole Dia. mm: 4.80 Thickness mm: 3.5 Knuckle Type: Plain Corner Type : N/A Material: Iron Finish: Epoxy Black Timco Cast Iron Butt Hinge (200) - Black (Size 75 x 50 - 2 Pieces)