Use this cable to connect a Roland GK-series pickup to any Roland Guitar Synth, Roland V-Guitar System, or BOSS "GK Effect" pedals (WP-20G Wave Processor & OC-20G Poly Octave).
Roland GKC5 (code 35534)
Guitar Synth Cable, 13 Pin 5 Metre Thick Cable
£29.99 (inc vat)