5 x CV2299 / DL73 MULLARD MILITARY SUB MINI. PENTODE TUBES ~ NOS NIB $14.99 8pcs Adapters 6AR6 6384 / 6L6 5881 tubes SUB $190.00 two Adapters 7591 / EL34 tubes SUB $49.00 6DE6 6CB6A sub VINTAGE CONSUMER ELECTRONICS 5 NOS TUBES SYLVANIA $9.99 6DE6 6CD6A sub VINTAGE ELECTRONICS NOS TUBES RADIO GE 5 [...]