Swimming Pool Spa Return Jet Fitting Eyeball Includes threaded body and eyeball Fits inside 1.5" female adapter Eyeball measures 1.5" high by 2.5" in diameter When you own a swimming pool, its organization should be considered seriously. Your pool is incomplete without this return inlet. This complete inlet is essential for every swimming pool owner. Features:. Includes threaded body and eyeball. Fits inside 1.5" female adapter. Will fit most standard return fittings. 1.5" male thread inlet. Features 0.75" eye ball Dimensions: 2.5" diameter x 1.5" high. Material(s): plastic