Configuration: U-Shape
Tread: 1-1/16” Thick Square Nose Tread with no Flat Trim Under
Riser: Closed
Stringer: Self-Support, Curbed Open Side Stringers, Concealed Wall Side Stringers
Rail System: Continuous, 2 ¼” Wide x 2 ⅝” Tall, Rail to Post with ½” Plain Round Bars in Satin Black Installed Vertically with no Bottom Shoes  
Wood Species: Poplar and White Oak