BOCN has this listed in their compendium of ammunition containers - they dont have a picture yet but the thread is here -
http://www.bocn.co.uk/vbforum/threads/87155-T-3
If you post pics and ask there I'm sure someone will be able to help.
Here's the index -
http://www.bocn.co.uk/vbforum/thread...-Of-Containers