If you cannot find your country, please visit our global website.Our Support Service Our Support Service SeminarsHigh-performance drive belts from one of the world's leading manufacturersThis year, we will once again be represented at numerous trade fairs and events all over the world. Take the opportunity to meet us in person, discover exciting new products and get in contact with our experts.Our digital tools support you throughout your entire selection process - from technical design and product selection to cost-benefit analysis. Our tools ease your daily work, speed up decision-making, and increase the reliability of your planning.With “Master Your Drive,” we are now offering a modern, flexible, and always-available way to expand your knowledge of drive technology. In this video series, our experts explain key fundamentals, technical concepts, and proven tips every two weeks - in an easy-to-understand, and immediately applicable format.Whether for specific applications or individual requirements - we offer the right product. Together we will develop a solution that meets your requirements.optibelt OMEGA RB and optibelt STD RB were developed precisely for this purpose. The double-sided timing belt with a specially designed RB backing was engineered for use in mill drives and impresses with its high load-carrying capacity, compact design, and long service life.Optibelt AG and Denecke + Leuzinger AG has reached another important milestone: Since May 2026, Denecke + Leuzinger has kept the complete range of optibelt RED POWER 3 V-belts in stock. This significantly improves availability for customers in Switzerland.Optibelt Group demonstrates its ongoing social commitment to the region this year with its support to the tune of 10,000 euros for four social and voluntary organisations. Each organisation will receive 2,500 euros to foster the important work they do.Optibelt Group ended the 2025 financial year with turnover of around €310 million, exceeding the previous year's figure. At the same time, economic conditions remained challenging in many markets.Optibelt Group into what it is today. The past, present, and future are crucial to our company's success. Over 2,400 employees worldwide are part of the Arntz Optibelt family, ensuring smooth operations.