12 speed carbon drill series: SX12SL ultra light hollowed out 116 section. Scope of application: mountain bike, road bike, folding car.
SUMC has enhanced the technology behind bicycle chains for many years through research, development, continuous innovation and valuable feedback from the world’s top professional racers. This pursuit of perfection has led to repeatedly being honoured with the industry’s top design awards. With high-end quality and reliability guaranteed, it’s no wonder that SUMC chains are found on many bicycles across the globe.
SUMC’s derailleur chains are compatible with any system. In fact SUMC does not distinguish between mountain bike and road chains. Product designations clearly indicate their usage