Edelbrock/Russell 640200 Zinc-Plated Steel -6AN Carburetor Adapter Fitting - Pack of 2 Made of aluminum with a red anodized finish Fitting sizes are 9/16-24 thread and -6 AN Attachment of the two fitting is Male thread Fuel filter is not included and is sold as a pair The fitting sizes are 9/16-24 and -6 AN with male threads attachment