Thought I would repost this for any interested parties,there has been a good response to the original post.
I am offering a discount for all 2017 Challengers interested in a new cooking system.
The offer includes Cone or Pothugger windshield+stove+baseplate+simmer ring. All pack neatly into your preferred pot.A fixed price of £25 includes postage and packing.Use rhe contact me envelope on the website, do not order directly through the buy now option.Please include the name of your pot and the ABCDE dimensions from the website instructions.This offer is for all Challengers,national,postage outwith the UK can be arranged.

http://www.storminstovesystems.co.uk/

Hi Stormin'. They look very interesting. Have you considered a wood burning insert for your cone?

Not for aluminium Simon😱

Norm,

the same piece of kit is for sale at £18 plus £4.50 p&P - ie £2.50 cheaper - on eBay.