The Walthers Cornerstone Single-Track Railroad Bridge Low Stone Abutment is just the thing for supporting bridges on your layout. Based on typical cut-stone abutments used from the 1800s on, this cast-resin abutment is layout-ready and features highly detailed stone surfaces with realistic color and texture. As shown, this low-level cut-stone abutment measures: 3-1/8 x 3/4 x 3" 7.9 x 1.9 x 7.6cm.