Founded in 1941 as a general roller-chain manufacturer, Enuma Chain is headquartered in Kaga, Japan near Komatsu on Japan’s west coast. In 1974 Enuma introduced the world’s first sealed O-ring chain. Quality is an obsession at Enuma Chain. In 1997 the company was certified to ISO 9001 quality management standards. This certification recognizes the high standards of our quality assurance system and reinforces our guarantee of safety and precision in every product they sell. Research and development at Enuma Chain has always focused on creating technological breakthroughs and developing original ideas for their product lines across extreme sport bikes, street and offroad motorcycles and ATVs. Their invention of the O-ring sealed chain was based on years of accumulated technology, exemplifying a relentless commitment to innovation that continues to drive everything they do.