PASSAGE DOOR LATCH – Use the passage latch with interior mortise passage door locks with a square spindle VERSATILE – This replacement latch features a square corner faceplate, and is used on left or right-handed interior doors DURABLE – Constructed of durable steel, this spring-loaded replacement door latch comes in a brass finish DIMENSIONS – Designed to accept a 1/4 inch maximum square spindle, this square door latch measures 1 inch by 2-1/4 inch with a 9/32 inch and 1/4 inch square drive; 2 3/8 inch backset and includes strike plate. for further dimensional information, please see the line drawing NOTE – Please refer to the line art drawing for the dimensions and compare with your needs before purchasing (Not Universal)