Select size below.
If you are not sure which tube ring you need, we would be happy to assist.
1 9-10mm fits subminiature types incluing 6021W and 6111WA
1.5 17.5-18.5mm fits miniature (B7G base) types including 6AU6
2 19.5-22mm fits most B9A base types including most popular pre amps (12AX7, ECC83 etc) and small pentodes (EL84 etc)
3 26-29mm fits 6SN7, 6SL7 and 6V6
4 27-32mm fits slim Octal base types such as EL34 and 5AR4
5 36-39mm fits larger Octal base types such as 6L6G and KT90 types
6 39-42mm fits most coke bottle shape types such as 2A3 and 300B
7 44-48mm fits large Octal base types such as 6550*, KT66 and KT88 types
8 53-58mm fits most Jumbo types such as 211, 805 and 845
Select size below.