Strictly for OO. Remember Linka? Here it is along with a lot of new moulds under the umbrella of Scalecast. Once you have bought the mould, you can cast as many copies as you want.

Quote from their website:- 

Our aim is to provide a wealth of brand new products for the model making industry providing affordable high quality product's to the discerning model making enthusiasts. We specialise in Scenery.