Keep your trailer axle protected and running smoothly with this Valcrum aluminum hub cap designed for Dexter 6K-8K trailer axles. Measuring 2-7/8" in diameter, this hub cap (model 21-35) is compatible with both grease and oil applications, making it a versatile choice for a wide range of trailer setups. Constructed from durable aluminum, this hub cap offers a lightweight yet sturdy solution that resists corrosion and stands up to the demands of regular road use. Whether you're hauling heavy loads or taking your trailer on long-distance trips, this hub cap helps maintain proper lubrication and protects your axle components from dirt, debris, and moisture. Designed as a direct replacement part, it provides a reliable fit for Dexter 6K to 8K axles, ensuring peace of mind on every journey. Ideal for trailer owners looking for a dependable, quality replacement hub cap that delivers lasting performance.