One -Pole Set includes: 1 1.7-foot three-nail copper -pole, 1 pre-installed wiring device, 4 expansion bolts made of 304 stainless steel, 1 rod top mounting clip. High-quality material: made of solid copper alloy rods (brass), excellent conductivity, which can maximize -strikes.Its high-quality construction ensures long-lasting performance and reliability.Copper maintains its integrity indefinitely, providing reliable -protection. Easy to install: Easy to use design and additional mounting clips, -Rod can be easily installed on the roof, bungalow or pole top.No special tools or expertise is required to a worry-free solution for enhanced -protection. Large purpose: This -arrester kit is designed for -protection, absorbs fault current from -strikes into the ground, greatly reducing the direct damage to houses and property by -strikes. A reliable -rod helps reduce direct -strikes on and property, and reliable connections and wiring systems are also important, please use quality cables and safe connections. Colour:As Shown Material:copper Package Contents: 1 * grounding rod kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.