Horizontale stokken, meestal geplaatst op palen, die de uiteinden van christelijke altaars omsluiten en waar de gordijnen aan hangen.Horizontal rods, generally set on posts, that enclose the ends of Christian altars, from which curtains are hung.Posts, often fitted with horizontal rods, that enclose the ends of Christian altars, from which curtains are hung. The riddel posts may be surmounted by candleholders or sculptures of angels with instruments of the Passion.圍繞基督教祭壇後端而立的柱子，常設有橫桿供簾幕懸掛。簾柱上可設置燭台或手持象徵耶穌受難之物的天使雕像。