The Arntz Optibelt Group is one of the world’s leading manufacturers of high performance power transmission and material handling belts – including V-Belt, Timing Belt and Ribbed Belt for a wide range of industries such as automotive, agricultural and general machineries, oil & gas, textile and household appliances. Founded in 1872, this family-owned German company today employs more than 2100 people around the world. With more than 145 years of manufacturing experience, our high quality and high performance product range is unmatched