Maestro (effects) Phasers & Shifters for sale in the USA

At least 4 Reverb results for Maestro octave and pitch effects
Maestro OB-2 70’s for sale

Maestro OB-2 70’s

Maestro Octave Box 1974 for sale

Maestro Octave Box 1974

At least 11 eBay results for Maestro octave and pitch effects
No retailer offer USA results for Maestro octave and pitch effects
No retailer offer USA results for Maestro octave and pitch effects