The TAPCO AR Hook Cleaning Rod Guide and Upper Receiver Strut is a dual-function tool designed for AR-15 platform rifles. Developed by TAPCO, this accessory securely hooks the upper receiver to the lower with the takedown pin and doubles as a cleaning rod guide to streamline firearm maintenance. Its practical design makes it a helpful addition to a cleaning kit for AR-15 owners. Hooks upper receiver and pins to lower receiver Top functions as a cleaning rod guide Designed for AR-15 platform rifles This TAPCO tool adds utility to AR-15 cleaning routines, offering straightforward functionality for easier and more efficient gun care.