Shimano dura ace 9000 11sp bar end road shiftersbringing you super slick shifting and enhanced aerodynamics, shimano has packed all of its drivetrain expertise into its dura ace 9000 bar end shifters'. '.strtoupper('t')he ideal choice for performance focused time trial and triathlon athletes, they are compatible with all of shimanos 11 speed road bike derailleurs and come complete with friction reducing inner and outer gear cables.features speed front lever 2 speed rear lever 11 speed compaibility all shimano 11 speed road derailleurs single or pair single use road time trial and triathlon bikes mounting type bar end, suits aero bars with 18 23mm internal diameter gear cables included yes, comes complete with sp41 gear cables superior dura ace quality means reliability and durability easily fit into bar ends and secure firmly for assured shiftingsis indexed system compatible cables are lubricated internally along their length with low friction silicon grease to reduce cable friction manufacturer's part number sl bsr1 weight 153g pair technologiessp41 cable treatment with ot sp41 the entire length of the outer casing is pre lubricated with special silicone grease for quick and precise shifting performance'. '.strtoupper('o')t sp41 maximally reduces the inner cable friction to provide quick response to operations and easy effortless shifting'. '.strtoupper('m')oreover, power loss due to delay in shifting and fatigue by shifting especially when you ride on the terrain with many ups and downs as well as a long distance is also reduceda 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.