The half butterfly is a later piece, to fit a narrow door frame, with a butterfly on the door or lid and a straight-sided, rectangular shoulder piece xxmm wide to go on the box or door frame. Good on cupboards where the sides bear the hinges directly, without a facing ‘picture frame’ surround. All hinges are priced per pair. If you need an odd number please e-mail Sales@forgeriesonline.co.uk when you order.