The AP Products Double Lip Replacement Grease Seal is designed for single, tandem, and triple axle applications. For axles with a 5, 200-lb., 6, 000-lb., or 7, 000-lb. weight capacity.• Wheel bearing seal designed for trailers with 5200/6000/7000-lb. axles• 2-1/4" inner diameter• Provides a secure seal to protect wheel bearings from contaminants• Durable construction for long-lasting performance and reliability• Easy installation and compatible with standard trailer axle sizes• Helps maintain proper wheel alignment and extend bearing life 2-1/4"" inner diameter Provides secure seal to protect wheel bearings from contaminants | AP Products Double Lip Grease Seal for 5200/6000/7000-lb. Axles, 20-Pack