Maestro (effects) Filtro y modulación en venta en España

At least 1 eBay results for Maestro wah and filter effects
'70s Maestro BG-2 Boomerang Wah Pedal (Usado) for sale

'70s Maestro BG-2 Boomerang Wah Pedal (Usado)

At least 6 Reverb results for Maestro wah and filter effects
Maestro Boomerang BG-2 1973 for sale

Maestro Boomerang BG-2 1973

Maestro Boomerang Wah pedal for sale

Maestro Boomerang Wah pedal

Maestro Vintage Boomerang Pedal for sale

Maestro Vintage Boomerang Pedal

1970s Maestro Envelope Modifier for sale

1970s Maestro Envelope Modifier

Maestro Boomerang 2 1970 Noire for sale

Maestro Boomerang 2 1970 Noire