(!) 1L6 Sylvania NOS 1957 smeared printing (20/16)

1 tube) 1L6 Sylvania NOS 1957 smeared printing in original box

(20/16)

typical NOS range 20/16 – 23/16

Tested on TV-7D/U

for:

Zenith G500 1950

Zenith Transoceanic H500