That's a great looking custom piece! Literally one of a kind. I need to learn a bit about the blackening process, might have some engines that could use it. Does the blackening of the shiny handrails use the same prices as the wheels and axles?
By the way, where do your PS1 boards go? I still have lots of conventional Kline or Williams things from my dad's collection that I've been slowly putting PS1 guts into. I'll be happy to take it off your hands if it's in working shape.