The NSI GRC-3834 Heavy Duty Silicon Bronze Range Taking Rod Clamp is the ultimate solution for flexible grounding to ground rods and rebar in direct burial applications. The heavy-duty silicon bronze construction enables the rod clamp to handle large ground wires up to 1/0 AWG. The special design of this clamp makes it compatible with 3/8", 1/2", 5/8" and 3/4" rebar and ground rods. Available with silicon bronze screws by adding suffix –SB, the GRC-3834 offers durable performance in tough environments. Ground rod clamp is UL Listed for direct burial in both earth and concrete. Stock products you can rely on—stock NSI.