The HONEYWELL part MD3211Q1 is a convenient and essential accessory for MICRO SWITCH„¢ Basic Switches. This hardware packet includes everything you need for easy installation and secure mounting. It consists of a sheet metal mounting bracket with all the necessary hardware, ensuring a stable and reliable setup. Additionally, it includes an 11.9 mm [0.47 in] threaded bushing with a sintered roller plunger actuator, rotated 90° to the major axis for optimal performance. To ensure a secure fit, the packet also includes two hex nuts. With this comprehensive hardware packet, you can confidently install and enhance the functionality of your basic switches.