The more I ride my gravel bike and the more demanding I am on cycling computers. When Hammerhead requested that I test the Karoo 2 for them I must confess that I happy to do so. After about 1200 km of hard tests, here is my review: In my opinion, a cycling computer needs to be easy to use, easily readable, resistant and user friendly. Hammerhead is a technology company with a mission to inspire & empower all people to unlock their athletic potential through…