Fits all poles and is attached to the machine with open hooks, making it easy to use and quick to start and pause. The Balance Flex kit evenly distributes the load on both shoulders due to the padded shoulder straps, which support when using the product at different angles and heights. A lifting force is used to hold and lift the product. The kit provides excellent support when using pole products for different tasks, high or low, long or short, and results in better ergonomics.