7591A Electro-Harmonix Power Tube Beam power tetrode used in vintage Ampeg and Gibson guitar amplifiers. Also, used in tube hi-fi equipment made by Fisher, Scott, and Harmon-Kardon. Measurement from base to the top of the glass (pins not included in measurement): 3.25"
UPC NO:609722124201
SKU:ADIB003IK7BEW