Effective: safe protection thanks to the 4-row bird spikes from birds on window sills, beams, canopies and dormers. 22 cm protection width: the spikes of the bird repellent are 13.0 cm wide at the widest point, which provides an effective protection width of up to approx. 22 cm. 300 cm total length: the set consists of 6 elements with a length of 50 cm. Easy to install: the spikes can be attached with nails, screws or mounting glue. The individual elements can be connected to each other without tools thanks to the click closure at the ends. Rust-free: the pigeon spikes are made of stainless steel and are therefore rust-proof, the base plate is made of transparent polycarbonate and is UV-resistant.