Ampex 631 Professional Recording Audio Tape
1/4" x 1200 Ft 6.3 MM x 366 Meters 7" Reel 178MM 1.5 Mil Polyester
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Ampex
{"Package Dimensions": "7.3 x 7.2 x 0.6 inches", "Item Weight": "12 ounces", "Manufacturer": "AMPEX", "Item model number": "631", "Date First Available": "March 29, 2008", "Brand": "Ampex", "Material": "Polyester", "Number of Items": "1"}