O'Brien Shock Ball casting bar Our conical precision high-pressure valve

Our conical precision high-pressure valve provides greater reliability and service life compared to conventional designs

constructed for the next generation

Upgrade your trampoline to a water park with individual pieces for max fun

Anatomically correct pattern for three dimensional fit throughout

Relief zipper at neck for added comfort

O'Brien Shock Ball casting bar Our conical precision high-pressure valveA MUST HAVE 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. Features: Superior Performance Keeps the rope from dragging in the water to enhance the tube's performance on turns and slides Improves Efficiency Reduces drag for better gas milage Lightning Valve Fast and easy