... North American Oak /Thailand Rubber Wood, simple stair model Straight Stairs Open Stringer,Free standing,over- ... and desire to be a part from the rest. Stair parts include: rails, newel posts, balusters, and balustrade ... , the actual step surface.NOSE (Nosing) -- also called stair nose, bull nose, stairwell trim, landing tread. Thickness is ... addressed before or during the installation. Straight Stair