It looks like a new version of the chain drive model in Manchester Ship Canal livery is being released! I don't even model in 00 gauge these days, but I'll still be buying one, although it's a shame that's it not the later livery version as featured on DH23&24.
http://www.Hornby.com/uk-en/shop/new-for-2016/locomotives-train-packs/sentinel-dh16-4dh-msc.html
https://www.flickr.com/photos/69947186@N08/6478095187/