Super narrow lightweight 11-speed HG-EV symmetrical design chain for smooth shifts and maximum durabilityOuter plate design has been developed to reduce the chance of chain suckSil-Tec surface treatment technology (PTFE plating) on inner links that is smooth running and increases durabilityThe inner plate has been developed for better contact with gears providing smoother shifting under high load, giving efficient pedalling, increased rigidity and near silent running5.62 mm chain width, optimised for 11-speed Super Narrow HG-EV drivetrainsThe 116 Link Chains come complete with Quick Link which enables fast tool free chain assembly (124 Link includes the connecting pin)116 Link Chain weighs 257 grams