N Scale Pier Set. Features: Designed for use with Atlas N scale railroad layouts or dioramas. Pier parts are constructed of gray plastic. Pier heights range from 9/64" through 1-11/16" by 9/64" increments. May be used to create an basic figure 8 layout. Includes: One Pier Set (25 pieces total: two each of 12 graduated concrete-colored plastic piers, plus one straight pier girder)