O'Brien Arsenal Powerball RETIRED JUL 2026 Bolt Hole Spacing: 40mm/1

Bolt Hole Spacing: 40mm/1

Be sure to wipe away any overspray

Biomotion Recognition

But exterior design is nothing if the audio output doesn't meet expectations

O'Brien Arsenal Powerball RETIRED JUL 2026 Bolt Hole Spacing: 40mm/1The O'Brien Arsenal Powerball keeps the tow rope out of the water for a better ride with better performance on turns and slides. Keeping more rope out of the water reduces drag and helps to absorb shock. A great choice for boats that tow off the transom. Includes 60' of 4,000 lb. rated tow rope. 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