Add durability and style to your portal axles with these aluminum rear inner portal housings. Each housing is carefully machined from tough 6061-T6 aluminum for unmatched strength and precision. The aluminum is then coated with a brilliant anodized finish for high-tech style. TRX-4^® aluminum accessories are made by Traxxas, for Traxxas, to guarantee a perfect hassle-free fit every time. Includes 2.5x10 mm screws (2).