Sovtek replacement tubes kit for the Fender TweedVibrolux 5E11 and 5F11. Standard set, selected for best all-around sound upgrade. The set includes the following tubes:
1x 5AR4 Sovtek
2x 12AX7LPS Sovtek
3x EH 12AY7
4x 6L6WXT Plus Sovtek Platinum Matched
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