Lemco Tool L-879 Polemount Bracket New Pole Bracket/L-879 Used To Support 45° And 90° Corner Blocks. Two Swivel Snaps Are Provided To Support The Bracket From The Strand While Placing The Chain Around The Pole. A Drivescrew Device Tightens The Chain By Turning A Jack Handle. Protected With A Durable Black Polyester Powder Coat. Weighs 16.5 Lbs.