The Titan Manufactorum now has their massive Warbringer Titan available over in their webstore.
From the release:
The Warbringer Titan is now available to order.
This monster of a model is 24″ tall and weighs only 7 lbs thanks to the lightweight superstructure construction.
The model is constructed using a polystyrene based superstructure and then covered with 6 lbs worth of resin detailing.