This product is a genuine OEM NOS (new old stock) quarter window glass center roller for a 1967, 1968, or 1969 Chevelle. Manufactured by GM, this part is designed to fit the specified year and model of the vehicle. The product is part number 7794097, ensuring a perfect fit and high quality construction for a seamless installation. Ideal for restoring or customizing a classic Chevelle, this center roller provides a precise and authentic component for the car's window mechanism.