(!!) (Best Pair 1981) 412A Western Electric NOS “”O”” getter halo 1981 (53-53/40 x 2 tubes)

1 pair) 412A Western Electric NOS “”O”” getter halo 1981 boxed in 1982

1 tube) 53/40 and 53/40

1 tube) 53/40 and 53/40

6754 Bendix=412A Western Electric

Matched on TV-7D/U