Shimano ultegra 6701 10 speed chainthis 10 speed chain from shimano has been designed for use with 10 speed hyperglide drivetrains. It has been engineered to improve efficiency and power between your cassette and chainset and features and is incredibly lightweight, so you can benefit from a smooth and effective ride every time. Featuresthe chain uses a directional design with specifically shaped inner and outer plates to optimise shifting over the chainset and cassetteouter plate design has been developed to reduce the chance of chain suckthe inner plate has been developed for better contact with gears providing smoother shifting under high load, giving efficient pedalling, increased rigidity and near silent runningoptimised for 10 speed super narrow hg drivetrainsmodel number cn 6701links 116chain width 5.88mmchain type super narrow hg for 10 speedcassette compatibility 10 speedroller link plate greyspeed 10 speeduse road, cyclocross, commuter, touring. Weight 267ga 2 year warranty is offered with all shimano products from chain reaction cycles 3 years on dura ace and xtr products.buy shimano components from chain reaction cycles, the world's largest online bike store.