I kind of doubt anyone has one left over, but I’m looking for just the lower hull of an Asuka or RFM M4A4, Sherman V or VC kit — the “long” Sherman hull. All I need are the floor, the lower hull sides and the firewall, though I wouldn’t say no to also getting the sponson floors and the hull rear plate 
Did you check the Asuka/Tasca store? the price seems reasonable, but I don’t know what the shipping would be and if there are tariffs to the Netherlands.
I should have mentioned: I could order them there, but for just those bits IMHO (based on having purchased things there before) it’s not good value for money due to the shipping costs and likely import duties. If I had a bunch more I would want to buy there, I would