Since I already have a StuG 111 from HL, albeit plastic, and a StuG IV in the pipeline, I've decided to use the value-for-money Taigen Pz 111 alloy hull for a Tauch Panzer 111 project.
You can buy the whole tank for around 190 Euros from Torro ..
https://www.torro-shop.de/1/16-rc-tauch ... i-ausfh-bb, but this won't have the alloy hull.
Elsewhere you can get the HL plastic version for less, but I estimate my setup cost around £140, without the TX/RX. For that, I'd want to go with the latest HL 5.3 version anyway. The point is,however, that you get to assemble your own model doing it this way...
Taigen don't do a Tauchpanzer, so far as I can tell. So my admixture of HL and Taigen is one way to go.
The Tauchpanzer upper hull came from ..
https://heng-long-panzer.de/en/spare-pa ... nd-3849-1/
On the plus side, it not only came in a complete HL Tauchpanzer box (handy for storage or resale); but also all the accessories, incl. snorkel etc., and manual:

I've always found HLP to be a dependable site, and can heartily recommend it.
"Get your facts first, and then you can distort them as much as you please"- Mark Twain.