Polaris 3900 Sport 39-120 Chain Tensioner Kit Genuine

The 39-120 Chain Tensioner Kit is a genuine OEM replacement part specifically designed for the Polaris 3900 Sport pressure-side pool cleaner. This essential kit provides the necessary components to maintain proper chain tension, ensuring optimal performance and extending the lifespan of your cleaner's drive system. Crafted from high-quality materials, it guarantees reliable operation and a precise fit, just like the original factory component.

• Genuine OEM Quality – Ensures perfect fit and performance identical to original parts.
• Polaris 3900 Sport Compatibility – Specifically engineered for the 3900 Sport pressure-side pool cleaner.
• Restores Cleaner Efficiency – Maintains correct chain tension for optimal movement and cleaning.
• Durable Construction – Made from high-quality materials for extended service life.