15$ each or 25$ shipped for both and t-tanks,both mini's have had new orings throughout and cleaned with alcohol and not been used since.to save you and me time please dont lowball as i think the prices arent near as much as if ya had to go buy them new.t-tanks are $9.95 each new and the mini's are $23.95 new.had a guy offer $20 and wanted me to pay the effing shipping...uhhh no.