Diamond Chain Company produces the highest quality roller chain in the world. By delivering the best roller chain possible, Diamond Chain Company provides its customers with unparalleled expertise in drive systems and design, industry-leading wear and fatigue performance, and superior return on investment by reducing customers’ total cost-of-ownership through reliability, long service life, and the consistent performance of Diamond® products. Indianapolis, Indiana, Diamond Chain Company’s founders chose the diamond trademark to represent strength, durability, and a constant reminder of the company’s commitment to producing the best quality products possible. Diamond Chain’s products were integral in many historical breakthroughs, including the Wright Brothers’ first flying machine, Henry Ford’s first automobile, and numerous motorsport champion vehicles.  

Dichtomatik is a specialist for technical seals. The company sells its products all over the world and have its offices in England, Sweden, Holland, France, Austria, Italy and Hungary, as well as overseas in USA and Canada. There are ­currently over 55,000 different types of seals inDichtomatik offer and it is continuously being extended. Manufacturer's website: www.dichtomatik.de