One matched pair of new 12AU7A tubes by GE (Canada). One tube was also stamped as 6680 (industrial designation).

Short grey plate, ring getter. 

Test Ratings:  better than 96 to 100 on my Jackson 648s tester, minimum is 70, new tubes at about 95-100.

SHIPPING: Shipping to USA and Canada with tracking. For all other international countries, shipping by airmail but without tracking. The tracking fee is about $30 more to most overseas countries, thank you.

Please pay in 3 days. Combined shipping is welcome. If you have paid for individual items and have surplus shipping fee paid for, I will refund you immediately when I send out the combined parcel.