It seems like the market is suddenly inundated with new large-format cameras. This particular example is an interesting concept, though I can't help feeling it's not really exploiting the advantages of large format analogue photography - namely the use of movements.
Available from Ebay, this un-named "Large Format camera body" is apparently manufactured to order (3D printed) in Italy for €130 and can be shipped to the UK for €25. That's about £127 at current exchange rates, which is probably the lowest price available for a new 5x4 camera. Of course, you'll also need a lens and film holders (and dark-cloth, and cable release, and tripod, and film, and processing, and....)