igus® GmbH is a leading global manufacturer of energy chain systems® and polymer plain bearings. The Cologne-based family business has offices in 35 countries and employs around 2,400 people around the world. igus® operates the largest test laboratories and factories in its sector to offer customers quick turnaround times on innovative products and solutions tailored to their needs. The igus® energy chain system® works on more than 4,700 RTG /RMG and on over 650 STS cranes worldwide.