Sovtek replacement tubes kit for the Blackstar Artisan 30. Standard set, selected for best all-around sound upgrade. The set includes the following tubes:
2x 12AX7LPS Sovtek
1x 12AX7LPS Sovtek Balanced
1x EF86 / 6267 EH
1x 5AR4 Sovtek
4x EL84M/6BQ5WA Sovtek Platinum Matched
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