This ia a cross-wired adapter. Add these to one leg of your y cable to change the phase of one of the mics in a dual micing scenario such as micing the snare top and bottom on one channel or micing a pair of ride toms on one channel.  | 
          Drum
                       Mic Kits  | 
          Not quite as adaptable as the mic eze clamp but less to go wrong.  | 
          Add Aircraft Nuts to bolts in order to these to keep wing nuts captive.  | 
          Mic Stands | 
          
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