The three dimensional design provides greater volume, superior strength and an excellent physical and psychological barrier. Our Wall Spikes are manufactured from 2mm steel and is heavily ribbed during the manufacturing process to ensure ultimate strength and sharpness. The outer row of wall spikes is barbed and provides a continuous row of spikes angled outwards which can overhang the edge of the structure to which it is attached. The inner wall spike is a thinner stiletto shaped ribbed spike that will penetrate a boot or similar object. Can be bolted down for easy fitting. Dimensions 2mm Thickness 1M or 1.2M Long options available 115mm Barbed Spikes 1.75kg weigh