The antenna pipe clamp kit with wrench to make it easier and faster for you to install; The V-shaped jaw block design makes for a stronger and more stable installation to ensure that the mast or pipe does not slip dowm; ^^
Durable: V jaw block surface nickel-plated, with stainless steel long bolt rod, waterproof, rust-proof, corrosion-resistant, ideal for long outdoor use; ^^
Application: Designed for fastening TV antenna, yagi antenna, CB antennae, ham radio antenna, satellite dish antenna, 4G cellular antenna, wifi antennae, fiberglass antenna, flag pole, pipe, patio umbrella; ^^
Size: Suitable for mast outside diameter of 0.98 - 1.96" (25-50mm); ^^
Package: 6 x Long Bolt Rods, 12 x V-jaw Block, 18 x Nuts, 1 x Wrench (As the Picture Shown)