Railing Calculator Total Linear Feet Of Railing Feet * Required Inches Post Type No Posts 4x4 Posts 6x6 Posts Total Posts Baluster/Spindle Type 2x2 2x3 3x3 4x4 Spacing Between Balusters Inches 0 1 2 3 Fraction 0 1/8 1/4 3/8 1/2 5/8 3/4 7/8