O'Brien Shock Ball for Tubes
Designed to keep the rope out of the water, reducing drag and increasing the gas mileage of the boat. Reduced drag provides better performance on turns and slides. Oval shape helps absorb shock on rope. For use on up to 4 rider tubes. Includes 60′ tow rope. 41″ x 22″ (Deflated) Uses a Lighting valve for rapid inflation.