Hope tech 3 e4 disc brake rotor bundletech 3 lever matched with the e4 caliper offers an excellent brake perfect for the all mountain enduro rider featuresrigid cncd one piece calipere4 caliper uses 4x16mm phenolic pistons to give more usable powertech 3 lever offers 5 more power compared to our previous leverergonomic lever design to fit around other handle bar itemsthe tech 3 lever is directly compatible with shimano i spec shiftersbundle options1 choose your brake lever caliper2 c