Name:Bicycles Chain Material:Metal Speeds:6,7,8 Speed Color:Rainbow Links:116 L Weight Approx:320 g Package include:1*Bicycles Chain About this 6/7/8 Speed Chain: Suitable for 6 speed, 7 speed, 8 speed. Manganese steel is produced by high temperature quenching, grinding, durable and tensile. Double X Bridge shape for super fast and smooth shifting.