Here you go...hope this is what you need. 1st pic showing most of the side; 2nd with measure. From edge to 1st rivet i make it to be 13.5in to centre of rivet, but you can check yourself if you zoom in. My sides are pretty straight so should do...
Hello,
Jake here - Ashley, you're right, I didn't respond very quickly but I thought I'd share the conversation at it seems a little miss represented here. (of course confidential details hidden)