Shimano dura ace 7700 9sp bar end shifter setprecision engineered dura ace 9 speed index bar end shift levers superior dura ace quality means reliability and durability featureseasily fit into bar ends and secure firmly for assured shifting fully compatible with mega9 precision 9 speed drivetrain clear coated aluminium finish can be used with double or triple chainsets sis indexed system compatible weight 178ga 2 year warranty is offered with all shimano products from chain reaction cycles 3