Scotty Power Grip Plus W/Stacking Self-Locating Snap Downrigger Release - Scotty Power Grip Plus W/Stacking Self-Locating Snap Downrigger Release has a "tension adjuster" doubles the holding power if needed. The fishing line is gripped between the soft pads and variable release tension is attained by moving the line in or out of the jaws. The streamlined design on this release won't snag on weeds or foul lines.