Have some strings with 0-6 months use for sale. I love the spiro C forever and always, so lots of GDA sets. Bought a new bass and did the new string trial dance again, selling the aftermath (I do my best to check talkbass as much as possible, but I’ll respond much quicker if you email/text at [email protected] and 919-745-7277): Bel Canto GDA - 4 months on, still plenty of life. $90 Spirocore Mittel GDA - 3 months on. $100 because they’re a little cheaper to begin with, but a spiro amount of life left. Flexocore 92 GDA + EXT C - on for 1.5 months, and did my best to make these my strings (I LOVE them on a few of my colleagues basses, but never were it on mine. $175 Flexocore Deluxe GDA - on for 5 months, $80 Permanent A string - on for 24 hours $45 All prices are not including shipping.