Hi Lorna, I got my transit rear tail guard and divider made by a blacksmith near Edinburgh. I've also ordered tailguards from both MMG and Barjo - both were excellent. I would try a local blacksmith or failing that
http://www.hamsterbaskets.co.uk/ are very good and reasonably priced. All you need to do is measure up your van and give them full details and they'll make your cages and send them to you :)