32 or 64GB XQD card and reader.
77mm 10 stop ND filter.
Rokinon/Samyang/Bower 14mm 2.8 in Nikon F mount.
Rokinon 24mm 1.4 in F mount
Nikon compatible Flash with good range (24-200mm)
Manual Nikkors Ai ans Ais
Star Tracker.
Entry level slider for time-lapse.
Will pay cash, or have many items available for trade:
300mm 2.8D Nikkor pro lens in Nikon hard case.
Various M42 lenses.
Various Nikkor manual lenses and bodies (FM2 in Black, F2, F, FE)
Various Olympus OM lenses and bodies.
Various Bags and packs.
Singh Ray 77mm Variable ND.
Singh Ray 77mm Polarizer.
Nikon Bellows.
Olympus OM Bellows.
Hard Cases.
Filters of all sizes.