The TE Connectivity/ERNI part 374219-E Guide Bush Kit includes a Guide Bush, M4x8 Screw, and Thread Locker PCB Connectors. This kit is designed for easy installation and secure connection of PCB components. The Guide Bush ensures precise alignment, while the included screw and thread locker provide reliable fastening. Ideal for a variety of electronic applications, this kit provides everything needed for effective PCB assembly.