USA Made Chrome Plated Bearing Protector With Blue Grease Indicator And 19B Bra For Boats, RVs, And Trailers From Bearing Buddy That Keeps Water And Dirt Out Of Hubs And Makes Grease Monitoring Easy, Fits 1.980 Inch Inside Diameter Hubs

USA-made chrome bearing protector with blue grease gauge
✔️ 1-Pack fits 1.980 in (50.3 mm) hubs, 3 psi max, blue grease indicator

This chrome-plated bearing protector is designed for boats, RVs, and trailers, and fits 1.980 in (50.3 mm) hub bore. It keeps water and dirt out while monitoring grease with a blue indicator. Made in the USA and compatible with sealed ball bearing hubs common on marine and trailer setups, it provides durable protection you can trust.

✅ Fits 1.980 in (50.3 mm) hub inside diameter
✅ Maintains 3 psi internal pressure to seal out water and dust
✅ Blue grease indicator shows when hub is properly greased
✅ Spring-loaded piston behind the Auto Check ring for reliable protection

💡 What is a bearing protector used for in boat and trailer hubs? This handy device seals the hub, keeps water out, and provides a clear grease indicator to help you service grease before failures. - Seals out water and dirt to protect bearings - Maintains a steady 3 psi pressure to keep grease in - Blue grease indicator shows when you need to add grease