I always have a few (9) pens inked up and ready to go. There is no official rotation, just pens I happen to have filled with ink for one reason or another. These are those pen and ink pairings.
Blue Wing Sung 3008 (IEF) filled with KWZ IG Turquoise for 3 years. Refilled once 2 years ago .
Silver Wing Sung 30 (IEF) filled with Noodler's Lexington Gray for 3 years. Refilled 2 times one year ago .
Blue TWSBI ECO-T (IF) filled with Birmingham Albert Einstein Relative Cadmium for 2 years.
Pink TWSBI Diamond 580AL (IF) filled with TWSBI 1791 Pink for 2 years.
Orange TWSBI Diamond 580AL (Extra Fine) filled with TWSBI 1791 Orange for 2 years.
Emerald TWSBI Diamond 580AL (0.5mm CI) filled with TWSBI 1791 Emerald Green for 2 years.
Iris TWSBI Vac 700R (Extra Fine) filled with Private Reserve Plum for one year. Refilled 2 times 4 months ago .
Nickel Gray TWSBI Diamond 580ALR (Extra Fine) filled with Birmingham G.C. Murphy Tarnished Nickel for 10 months.
Brass Moonman T1 (Fine) filled with Noodler's El Lawrence for 10 months.
9 inked up pens