Oooh, that looks mint! Radial calipers, very clean chain and sprocket. Just get rid of that end can and get something a little more stubby and aggressive sounding and you're sorted!
Today, despite all the odds, I finally got a train into the maintenance depot I've been extending!
It wasn't all good news though, because this morning while I was going through fault finding an electrical safety system for the PC (after their specialist sub-contractor had spent the last 2 days getting no-where) I realised that (besides that fault) they'd forgotten to extend one of the principle electrical safety interlock systems, then this afternoon when I got the client to functionally test one of the parts of the structural steelwork, I found that the PC had made it 20mm too small