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.