A mount for coupling a lighting fixture to a hanging structure includes an upper section adapted to attach to a pendant or other hanging structure and a lower section adapted to attach to the lighting fixture. The upper section includes an elongate rack and a pair of knuckles. The lower section including an elongate hanger for engaging with the elongate rack to support the lower section and the lighting fixture, including when the lower section is in an open position relative to the upper section during installation and wiring. The lower section also includes a knuckle. A locking member selectively engages the three knuckle to lock the lower section in a closes position relative to the upper section. The mount can further include removeable end covers for enclose opposite ends of the upper section.