Platinum Matched Pair of Early RCA 12BH7A Tubes for McIntosh MC30 MC240 MC275
Platinum Matched Pair of Early RCA 12BH7A Tubes for McIntosh MC-30, MC-40, MC-225, MC-240, MC-275 and many other models, as well as many Marantz, Fisher, Dynaco and Heathkit models. Long Black Plates, Orange Print, O-Getter.