About this item How It Works: These grounding clamps provide a secure bonding connection between a copper ground wire and the metallic frame of an electrical meter pan. Comes with preinstalled hardware. Simple Setup: Corner clamp allows a positive and fixed contact without interference or opening the meter pan front cover. Solid Construction: Solid grounding connections are sturdy and provide electrical conduction for effective grounding solutions. Compatible With: Direct grounding and bonding applications using copper, aluminum, and other conductive wires and conductors. Carefully Designed: Each metal clamp has been designed to meet and exceed industry standards and requirements. Size: 3.2 x 2 x 2 inches.