I've never seen them there but they may be able to special order them.
Call them, and ask for the pro desk. They will be more than happy to help you.
I've never seen pre-fab steps at the one in Waterville either but call them...you never know.
I don't think so, never seen any there. There is a place in Bangor. Shawnee Stairs l believe.
Thanks! Your answer is awaiting moderation.