10PCS (5PCS MJE340 + 5PCS MJE350 ) TO-126 KSE340 KSE350 TO126 New Original Amplifier Tube

10PCS (5PCS MJE340 + 5PCS MJE350 ) TO-126 KSE340 KSE350 TO126 New Original Amplifier Tube

AliExpress