Elevate your trailer maintenance with this 6-pack of high-performance rubber grease plugs, engineered to fit Dexter EZ Lube 85-1 style grease caps and standard 2000–3500 lb trailer axles. Made from premium neoprene rubber, these plugs deliver excellent durability, flexibility, and resistance to oils and chemicals—ideal for demanding environments and frequent use. The secure seal effectively blocks moisture, dirt, and debris from entering wheel bearings, helping extend bearing life and ensure smooth operation. Quick and simple to install, these plugs offer a practical maintenance solution for a variety of trailers including camping, boat, RV, and utility models. A cost-effective upgrade to help maintain optimal hub lubrication and performance.