Magura Shiftmix 4 Handlebar Clamp – Shimano I-Spec EV Right.Magura’s Shiftmix 4 adapters are their MatchMaker line of adapters. This is specifically for use with a I-Spec EV compatible shifter on your right Magura brake.Compatible with Magura MT8, MT7, MT5, MT4, MT Thirty, MT Sport, MT eSTOP, MT Trail Sport, MT C5, MC, and more Magura brakes.NOT COMPATIBLE WITH GUSTAV PRO BRAKES.To adapt your MatchMaker compatible shifter to a Magura brake, use Shiftmix 3 adapters.