High-end chains

At IRIS CHAINS we have been manufacturing high quality chains since 1935 for industry and all types of motorcycles from all over the world. We manufacture Roller Chains, Transport Chains and Agricultural Chains.


At IRIS CHAINS we have been manufacturing high quality roller chains for industry.


At IRIS CHAINS we have been manufacturing high quality roller chains for industry.

Iris Chains, manufacturing high performance chains worlwide since 1935

More than 80 years of continuous reinvention, perseverance and tenacity at work, coupled with quality and research, have enabled Iris-Chains to become a benchmark in chain manufacturing.

Iris Chains is a world leading developer and manufacturer of standard and special roller chains. Thanks to its long-standing technical knowledge, manufacturing know-how and highly diversified product range, Iris Chains is able to offer reliable solutions to a wide range of global markets.

Iris Chains operates in two main business sectors:

  • Industrial Chains: roller chains for standard and special industrial applications.
  • Motorcycle Chains: primary transmission chains, for motorcycle applications.

Iris chains are made at our plant in Eibar near Bilbao (Basque Country) Spain. Iris Chains offers efficiency, speed and flexibility with regard to delivery quantities, lead times, and special applications, which is why we can deliver customized chains in the best delivery time. Our profound technical and applications know-how of chains, our extensive experience with steel and plastic materials, and our solid in-house manufacturing capabilities gives us a deep understanding of our client’s needs and to the ability to find appropriate solutions, delivering total quality at all times.

Thanks to this, the company currently exports 65% of its production to more than 35 countries worldwide, thus positioning itself as a reliable international supplier among major manufacturers and multinational groups in the industry, as well as adapting to its clients’ most demanding technical requirements.

Quality and environment

IRIS CHAINS S.L.. has been striving for more than a decade to achieve absolute quality in its processes and products, positioning the company as a reliable international supplier.

Each stage of the process, from the review of the quotation-sales order, the design, purchase and receipt of materials, the supervision of suppliers and the subcontracted operations, all of stages of manufacturing to the final evaluation and shipping, is reviewed and controlled in accordance with the most demanding internal procedures and specifications from the Quality and Environmental Management System under the ISO 9001 and ISO 14001 Standards. Our Quality Management System is reviewed and evaluated independently by Bureau Veritas.

This accreditation confirms our commitment to excellence and continuous improvement. Our main objective is to satisfy the needs and expectations of all our stakeholders, while ensuring high quality standards.

Industrial and quality management processes are subject to continuous revision and improvement as well as continuous internal and external audits conducted by clients or other regulatory agencies.

In addition, in order to ensure the overall quality of the chains and chain parts under the DIN and ISO standards, among others, Iris Chains has well-trained and qualified technicians, and the most modern quality control equipment.

Finally, at Iris Chains S.L. with each request we provide the Certificates of material, and heat treatment, and a dimensional report, as well as the evolution and profile graphics.

Iris Chains around the world

Today, Iris Chains exports its chains to 5 continents, and is the main supplier for companies in the: automotive, industrial and agricultural equipment sector.

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