Compatible with Genie screw drive units, ensuring seamless integration with your existing system. Replaces part numbers 20113R, 19795S, and 22785R, providing a reliable alternative for your opener needs. Designed to work with screw and track drive openers that utilize a standard rail, enhancing versatility. Ideal for use with the latest magnetic limits for excelerator screw drives, improving functionality. Easy to install, making it a convenient choice for quick replacements and repairs. This product is designed to enhance the performance of your Genie screw drive units. It offers compatibility with various models and replaces several part numbers, ensuring you have the right fit for your opener. The unit is suitable for both screw and track drive openers with a standard rail, making it a versatile addition to your garage door system. With its easy installation process, you can quickly get your opener back in working order without hassle. Color: As Shown Material: Metal Specification: 2 pieces Package Contents: 1set Garage Door Opener Limit Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.