Wheeler AR Trigger Guard Install Tool -Makes installing or changing trigger guards quick and easy, it also comes with an install pin and an uninstall pin, which they conveniently store in the frame. You can precisely control and install the trigger guard roll pin to prevent damage to the receiver. The old method of hammering the roll pin into the receiver can easily damage your serialized lower. This install tool is made of durable construction that is aluminum with a mil-spec anodized finish. Prevents Damage to the Lower ReceiverDurable Aluminum Construction with Mil-Spec Anodized FinishIncludes Install and Uninstall PinOversized T-Handle 32mm ClearancePins Conveniently store in the FrameMPN: 710907