| # | PART NUMBER | DESCRIPTION | PRICE ▲ | STOCK | SHOP | CC | SC |
|---|---|---|---|---|---|---|---|
| 1 | 300B | 4 PIN REPLACEMENT VALVE TUBE BASE 300B ETC X1PC | £10.00 | ☺︎ | Langrex | 🇬🇧 | |
| 2 | 300B | ANSMANN LED-Taschenlampe Daily Use 300B, 315 lm, batteriebetrieben | €14.70 | ☺︎ | Pollin Electronic | 🇩🇪 | |
| 3 | 300B | Electro-Harmonix 300B Gold Grid Power Vacuum Tube (Matched) | $139.95 | 16 | The Tube Store | 🇨🇦 | ON |
| 4 | 300B | 300B SVETLANA WINGED C NEW BOXED VALVE TUBE (LB40) | £175.00 | ☺︎ | Langrex | 🇬🇧 | |
| 5 | 300B | 300B 300B-98 SHUNGANG NEW BOXED MATCHED PAIR VALVE TUBE (LC80) | £180.00 | ☺︎ | Langrex | 🇬🇧 | |
| 6 | 300B | JJ 300B Power Vacuum Tube (Matched) | $189.95 | 21 | The Tube Store | 🇨🇦 | ON |
| 7 | 300B | 300B 4-300BC GOLDEN DRAGON NEW BOXED MATCHED PAIR VALVE TUBE (LC50) | £200.00 | ☺︎ | Langrex | 🇬🇧 |
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