Wippermann jr GmbH is a roller chain

Roller chain

Roller chain or bush roller chain is the type of chain drive most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire and tube drawing machines, printing presses, cars, motorcycles, and simple machines like...

 manufacturer located in Hagen, Germany, and they make the Connex brand of bicycle chain

Bicycle chain

A bicycle chain is a roller chain that transfers power from the pedals to the drive-wheel of a bicycle, thus propelling it. Most bicycle chains are made from plain carbon or alloy steel, but some are nickel-plated to prevent rust, or simply for aesthetics. Nickel also confers a measure of...

s and master link

Master link

right|300px|thumb|Figure 3: A [[SRAM Corporation|SRAM]] Powerlink, joining two ends of a chain.A master link or quick-release link is a bicycle chain accessory that allows convenient removal and reconnection of an installed bicycle chain without the need for a chain tool. It acts as a set of the...

s. Their bicycle chains include such high-end features as nickel-plating, hollow pins, stainless steel, titanium rollers, and cutout plates. In 2008, Wippermann published wear test results in which their bicycle chains performed well. Wippermann chains are used by professional cyclists in the Tour de France

Tour de France

The Tour de France is an annual bicycle race held in France and nearby countries. First staged in 1903, the race covers more than and lasts three weeks. As the best known and most prestigious of cycling's three "Grand Tours", the Tour de France attracts riders and teams from around the world. The...

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