Satin Black 16.3.19 1/2" Opening Flat Shoe Base Covers for Iron Balusters and Stair Remodeling , Box of 10 Go to amazon.com Related posts 6 best stair balusters shoes for 2022 FeatureSTB16.3.19Satin BlackFlat shoe for 1/2" Sq. BalustersHeight: 1 in. X 1-5/16" Square BaseAluminum Comes with Set Screw DescriptionThis Satin Black 16.3.19 shoe works with 1/2" square iron balusters and this shoe sits on a flat surface. It comes with a set screw.