Electro Harmonix Nano Holy Grail pedal de reverb | Bax Music
JHS Pedals - now available...send us your EHX Holy Grail (big box version only) and we can Mod it to Dual Reverb Mod. Details at: http://www.jhspedals.com/electro-harmonix-holy-grail-dual-reverb-mod | Facebook
Electro Harmonix Holy Grail Max Spring, Hall & Plate Reverb Pedal : Amazon.es: Instrumentos musicales