Maestro (effects) Phasers & Shifters for sale in Australia

At least 1 eBay results for Maestro octave and pitch effects
Maestro Phaser Pedal Vintage for sale

Maestro Phaser Pedal Vintage

At least 2 Reverb results for Maestro octave and pitch effects
Maestro Octave Box OB-1 for sale

Maestro Octave Box OB-1

70s  vintage - Maestro Octave Box for sale

70s vintage - Maestro Octave Box