From The Anvil Half Butterfly Hinge Pewter Finish

Suitable where there is a narrow frame that cannot take a full butterfly.
Hand forged and Traditionally finished with pewter

33782 – 2 inch x 2 inch
Fixing Plate: 2” inch x .375 inch
Hinge Arm: 1.25 inch

33783 3.25 inch x 3.25 inch
Fixing Plate 3 inch x.625 inch
Hinge Arm 2.25 inch
These come complete with slotted dome head screws

The butterfly hinge is a decorative carpentry hinge with “wings” resembling those of a butterfly, but they only have one wing replaced with a half butt hinge,. This makes it easier to mount in restricted spaces.