TriRig Aero Skewers (New in box, never opened or mounted): $125 + Shipping
Prologo NAGO P4 PAS 137mm (TdF Edition, Tirox rails): $100 + Shipping
Aliexpress Carbon Rail Saddle (Never Mounted, link here): $50 + Shipping
Vittoria Corsa Speed (Not Pro, 1x 23c, 1x25c, ~100 miles of use, tubeless residue included lol): $80 for both + Shipping
Tarmac SL7 380mm x 20mm offset Seatpost (used): $100 + Shipping