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• B Modified Internal Construction
• 2Z Two Metallic Shields
• GQK2 Noise-Tested Bearing, Class “Good”
• L278 Grease With A Lithium Complex Soap With Mineral Oil And/Or Synthetic Oil. Preferred Applications: Bearing Lubrication With A Temperature Range Of -30°C / 120°C, Long-Term And Continuous Operation For Rolling Bearings