For the 1938 Chevrolet Master and 1939 Chevrolet Master 85 cars, these rear bumper arm grommets are crafted with precision and durability in mind. Measuring 2-3/8" wide by 3" long with a 1-3/4" long inner slot, they are designed to fit perfectly and provide a clean, finished look to your vehicle's rear bumper assembly. Made in the USA, these grommets are constructed from high-quality materials that offer longer-lasting elasticity and durability compared to the artificial rubber used by competitors. Their sleek black finish complements the classic design of your Chevrolet, ensuring your car looks as good as it performs. Backed by Metro's Platinum Warranty, these grommets are protected for a full 30 years, giving you peace of mind and confidence in your purchase.