Best 50 listed atEL34

TYPE 50 TRIODE (click on links below to check stock) 50 ST-19 shape 50 ST-16 shape
50 ST-19 (glass shape like 300B) TO BUY TYPE 50 ST-19 glass shape
TO BUY TYPE 50 ADZAM ST-19 glass shape

50 ST-16 (glass shape like 2A3) NOTE: All the Type 50 ST-16 shape have white ceramic support on top and bottom of plate TO BUY TYPE 50 Philco ST-16 glass shape
TO BUY TYPE 50 Philco ST-16 glass shape