DEXTER Fortress Bolt-On Oil Cap, 9K-12K #K21-259-00

DEXTER 3.5" Fortress Oil Cap 9K - 10K provides revolutionary protection for your trailer axle. Engineered with precision, Fortress includes a durable Dexter genuine bolt-on and threaded bearing protection solution. Its reinforced retainer ring design offers a shielded clear viewing lens, safeguarding against damage. Built from cast aluminum and enhanced with a resilient black coating, the cap provides an additional layer of robust protection. A resilient rubber O-ring and gasket ensure airtight sealing for optimal performance. Featuring a larger, conveniently accessible side fill/drain plug, this innovative product streamlines maintenance tasks. Whether for oil or grease applications, the Fortress Oil Cap adapts to your needs. 

* Fits Dexter 9-12K Axle Models: #13G, #13D, #14, #14T, D90, D100G, D100, D120