Description The 5.2-7K trailer hub grease seal – 21333TBG , with a 2.125″ ID and 3.376″ OD, protects wheel bearings from dirt and moisture. This product ensures a secure seal, reducing wear and preventing damage. Compatible with most 5.2K to 7K trailer hubs, it improves performance and extends axle life. Built for durability, it’s ideal for heavy-duty trailers. This grease seal is easy to install and offers reliable bearing protection, ensuring smooth operation and long-lasting performance.
