The Scotty 1181 Mini Power Grip Plus With 18" Leader And Cannonball Snap is a tool used to grip fishing line with appropriate tension. 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 "tension adjuster" doubles the holding power if needed and wont snag on weeds or foul lines.FeaturesFishing line is gripped between the soft pads The "tension adjuster" doubles the holding power if needed Release tension is attained by moving the line in or out of the jawsStreamlined design won't snag on weeds or foul lines