Crown 5-1/2" - 9

This concave 5-1/2" - 9 crown mould measures 5.500" wide by .813" thickness, allowing the pattern to be milled sprung (laying horizontally flat) out of four-quarter lumber. The dished out profile is composed of a 31/64" vertical line on top that joins to a five-inch radius cove in the center, attached to a 1/4" wide by 7/32" tall notch with a 5/8" horizontal segment at the bottom of the pattern. The spring angles are fixed at thirty-eight and fifty-two degrees, these specific back bevels set the installed height at 4-3/16" tall with a projection of 3-9/16" wide.