The No 9438 surface mounted casement fastener, based on an early 20th century design, is used to secure both inswing and outswing casement windows. The ring handle allows the fastener to be operated by the No 9581 transom hook. It measures 2-3/8″ x 1-1/4″ with a projection of 1-1/4”. Mortised or surface-mounted strikes are available. The fastener is handed. All Nanz plated and patinated finishes are available.