4X Boat Trailer 2.717 Stainless Steel w/Protective Grease Bra Kit

4x2.717 Stainless Steel Boat Trailer w/ Protective Grease Bra Part Product description: ★This is a good bearing partner used in salt water because it is stainless steel it will not rust. ★The bottom of the bearing seat is 2.717 inches. It is designed for most 4 and 5 bolt hubs where the bearing partner applies a small amount of internal pressure (approximately 3 psi) in the hub. ★When the hub is immersed in water water cannot enter the hub due to pressure. This is a great way to extend bearing life and perform bearing repairs between repacking the hub. ★The help of the bearing friend can prevent dust and water from entering the hub and bearing. ★The blue indicator ring will extend and notify you when the bearing partner is full or sink to notify you that you need to add grease. Features: Material: Stainless steel Bottom diameter: 72mm Height: 60mm Bottom inner diameter: 45.5mm Bottom edge width: 10mm Packing size: 13.2*10.3*13.2cm Gross weight: 1.9KG Net weight: 1.5KG The package includes: 4X Stainless Steel Boat Trailer Bearing 4X silicone protective sleeve notes: 1. The front bracket has a wide range of uses. In some special cases it may be necessary to trim/shave to make it fit perfectly. 2. We provide clear pictures and possible measurements. Please check as much as possible to make sure what you need. 3. Due to different computer screens the color of the actual product may be slightly different from the color of the product picture. Thank you for your understanding. 4. The size of the product is manually measured please allow a difference of 0.5-1 inches. (1 inch = 2.54 cm) 5. Professional installation is strongly recommended.