Hope Tech 3 Duo lever pulls 2 hydraulic brakes with 1 hand, Tech 3 X2 Uno does too! - Bikerumor
Review: Hope Tech 4 V4 Disc Brakes | The Loam Wolf
Episode IV: A New Hope Tech 4 V4 Hydraulic Disc Brake Review – Josh Weinberg | The Radavist | A group of individuals who share a love of cycling and the outdoors.
Hope Tech 3 E4 Duo Hydraulic Disc Brake and Lever Right Hand Front and – 365 Cycles