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6BK4C NOS (10 in stock)

By Tube World

$ 38.99

6BK4C original boxes:
 
1) RCA
1) GE
4) Sylvania
2) Sylvania rebranded RCA
3) Realistic JAPAN

 

6BK4C=6EL4A

See more: vacuum tube
Tags: 6BK4C, 6EL4A, all
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