You may not need the no 4 camalot; i think our biggest nut was a 10 hex.
A couple of racks of wires eg RPs, DMM wallnuts and stoppers would be a good idea.
A nut tool esp for cleaning cracks.
leading on double ropes is recommended the rock on the blade ridge pitches is very sharp & if you fall the wrong way you may slice your ropes. You need to do about 6 pitches up the first blade and it is all 16-17 and on wiedrly angled strata. !
Your chance of being noticed so someone can rescue you will be helped greatly if you have a Thwaites plateau observer.
Helmets
leech repellent
bivvy stuff
jungle cutting gear...it took us 1 h from Thwaites plateau to the very bottom of BR, then 4h to the start of the climb through near vertical jungle.