The Cornerstone HO Scale Double-Track Railroad Bridge Concrete Abutment kit includes two concrete abutments with wing walls. The parts feature molded cut lines to make it easy to adjust their height to fit your scenery needs. Injection-molded parts come molded in an appropriate base color. Part of the Cornerstone HO Scale Engineered Bridge System. Common prototype design used with various types of double-track bridges Fits steam-, diesel- and modern-eras Use with Cornerstone double-track railroad bridges (sold separately) Simulates poured concrete construction Adaptable to other bridges Parts for two complete abutments including wing walls Molded cut lines for easy height adjustment Easy-to-build plastic kit molded in appropriate base color As shown at maximum height each double-track bridge abutment measures: 11-1/4 x 3-1/4′ 28.5 x 8.2cm