Voodoo Lab RP 5.5mm x 2.1mm Barrel Connector C- RA to RA VLPPBAR-R

The most widely used cable with 2.1mm right angle connectors on each end and standard (center negative) polarity. Used with a majority of popular pedal brands including Boss, MXR/Dunlop, TC Electronic Nova, Line 6 ToneCore, Ibanez and more.