September 17, 2020September 17, 2020Mariposa Feature: All-Road with Shimano GRX Di2 An all-road bicycle built with lightweight Kaisei tubing, a Ritchey WCS gravel carbon thru-axle fork, Shimano GRX Di2 2x groupset and ENVE G23 Gravel wheelset and cockpit components, Chris King… 000