40 ft. Medium Duty Commercial Flag Pole40 ft. Commercial Aluminum Flag Pole with 8 in. Butt diameter, 3.5 in. Top diameter and .156 in. Wall thickness. These flag poles are provided with 8" ball ornament, revolving truck, solid braided nylon halyard, chrome plated cast bronze snaps with vinyl snap covers, 9 inch cast aluminum cleat, flash collar and foundation sleeve. 2 Piece shaft. Recommended flag size 8 ft X 12 ft. Eder Part Number ECA40 Concord American Part Number ESR40C82.