Hammond 1441 Series Steel Chassis with Walnut Side Panels – Hammond 1441-33BK3CWW, The Hammond Steel Chassis Wood Panels, Black 1441-33BK3CWW (432 x 254 x 102mm) are spot welded, heavy-duty construction steel chassis with black powder-coated finish and walnut end panels. Hammond 1441-33BK3CWW Steel Chassis Wood Panels, Black (432 x 254 x 102mm)