Hibox C2Mechanical Pinion shifting for drop bars and flat bars.The Hibox C2 replaces the Pinion twist shifter with ergonomic brake/shift levers or the Hibox Trigger. You can shift without taking your hand off the brake lever. This version is designed for Pinion C-Line gearboxes.Shift up on the left and down on the right – or vice versa. Each press shifts exactly one gear. Shifting is also possible while stationary, coasting or pedalling backwards.Features Designed for Pinion C-Line Independent left/right shifting on drop bars – one gear shift per press Compatible with Shimano brake/shift levers using a ShimKit and with SRAM brake/shift levers Compatible with the Hibox Trigger Compact housing, approximately 70 g without cables Optimised cable routing and low maintenance Suitable for gravel, MTB, touring and bikepacking For mounting the Hibox Trigger, we recommend a combined brake and shifter clamp such as Magura Shiftmix. A universal clamp is also available.Compatibility Shifter Brand Model Modification Additional parts Drop bar Shimano GRX (2x), Dura-Ace, Ultegra, 105 Yes Gebla ShimKit Drop bar SRAM Red, Force, Rival, Apex Yes None Trigger HILITE Hibox Trigger No None Find the correct ShimKit version at Gebla.