For the 1940 Mercury Series O9A car, these front bumper arm grommets are an exact reproduction, measuring 2-7/8" wide by 5-3/4" long with a 1-7/8" inner slot. Designed to fit perfectly on the front bumper arms, they provide a clean and secure finish while protecting the bumper arm openings from wear and tear. Made in the USA, these grommets are crafted with longer-lasting elasticity and durability compared to the artificial rubber used by competitors, ensuring they maintain their shape and function over time. Their sleek black finish complements the classic look of your Mercury, enhancing its overall appearance. Backed by Metro’s Platinum Warranty, these grommets are protected for 30 years, giving you peace of mind with your purchase.