Description: 1: This wheel hub bearing grease dispenser ensures the bearing remains lubricated throughout long-term operation. 2: This bearing grease tool replenishes the bearing's grease while removing impurities. 3: Easy to use; simply insert it into the bearing and inject grease through the filler nozzle using a grease gun (not included). 4: Suitable for Polaris UTV and ATV wheel hub bearings with an inner diameter of 44 mm/1.7 inches. 5: The bearing inner ring is separated by a seal, and the pre-existing clearance allows grease to flow in easily, improving bearing performance. 6: Made of high-quality aluminum and equipped with two O-rings for a better seal and to prevent grease leakage. Description: This is a 1/4 NPT 45 tire inflator valve connector. It features a solid steel chuck, precision machined to ensure no leakage. This tire inflator has a built-in shut-off valve and a 45-degree elbow design for easier connection. The ball-type foot inflator is suitable for inflating various tires. It is a very practical and powerful product. Product Features: 1. Robust steel structure, high strength, good performance, and high reliability. 2. Built-in shut-off valve, 45-degree elbow design for easier connection. 3. Ball-type foot inflator suitable for inflating various tires. 4. 1/4-inch NPT internal thread. 5. Easy to connect to the valve stem, simple installation. Specifications: Material: Steel Color: Silver Size: 3.3 x 2 cm / 1.3 x 0.79 inch Diameter: 1.8 cm / 0.71 inch Type: 1/4 NPT Head Angle: 45 degrees Package Weight: 33 grams Package List: 1 x Tire Inflator Valve Notes: 1. Please allow 1-3 cm error due to manual measurement. Thank you for your understanding. 2. Due to inconsistent monitor calibration, the color of the item shown in the photo may be slightly different from the actual product. Please refer to the actual product. 1 x Wheel Hub Bearing Grease Nipple