The 12AX7tubes will be suitable for our Clone PC5 & PC6 kit#1 , Z-PC5 & Z-PC6 kit#2 , AIKIDO Line Preamp kit#5 as well as our TCLA tone control preamp kit#4.
The 12AY7 tubes will be suitable for our Z-PH10 phono preamp kit#3.
Please note: for multiple items ordered, shipping fees will add up. However we will refund excess shipping to you as soon as we have received your order.