Easily install ceiling light fixtures with the Westinghouse Lighting Twin Cluster Ceiling Kit. This kit includes all the hardware you'll need to create a complete semi-flush fixture--simply mount a glass diffuser (not included) after installing all the components of the kit. The socket accepts two medium-base light bulbs, so it will provide plenty of light and is suitable for most rooms in your home. In addition to providing hardware, this kit features a decorative brass finish lock-up cap that matches most decors. The kit includes a metal canopy, a phenolic wired socket, a crossbar, two mounting screws, a lock-up cap, and two rubber washers for easy installation. It is 5-1/2 in high by 5 in in diameter.