thing for supporting Cornerstone and other double-track bridges on your layout. Based on typical cut-stone piers used from the 1800s on, this cast-resin pier is layout-ready and features highly detailed stone surfaces with realistic color and texture. As shown, this Double-Track Railroad Bridge Stone Pier measures: 5-3/4 x 1-3/16 x 5-3/16" 14.6 x 3 x 13.1cm.