Church Tackle's Double Action Flag System is great for light striking fish. The flag can be adjusted for different lures and speeds by simply clicking the adjustment lever up and down. You can set the kit to provide a flag up or down to signal a fish strike. Easy to install and use. The Double Action Flag is not recommended for use with lead core or copper lines. Features Easily adjustable Set kit to provide flag up or down on strike Easy to install and use Note: Does NOT come with planer board