These NOS (new old stock) 6BZ7 tubes are the standard Lyr tube set. Matched on a modern curve tracer, these tubes offer some truly stunning performance for your dollar.
Tubes are covered by a 90-day warranty that begins when they are shipped.
Excellent value for money
Input Tube Type: NOS 6BZ7 tubes (USA/Canada)
Lifespan: 5,000 hours typ.