Five GE JAN 5751 tubes with testing information on the side of each box. Your testing system may give different results; this is normal and will not be a valid cause for a refund. All tubes are sold as is. Please message me if you have any questions or want more photos.
Premium GE "Five-Star" 5751 (Quantity: 1) Type: High-Reliability Dual-Triode Preamp Tube 1950’s (Premium 70%-gain drop-in upgrade for 12AX7 / ECC83). (EIA factory code 188-6).