Russell 613161 Endura Anodized Aluminum -6AN 90-Degree Swival Hose End Viton O-ring allows 360 degree rotation while it guarantees a positive seal Unique taper design for easy assembly with extreme corrosion resistance Enlarged flats on the socket provide an excellent non-slip gripping surface Ultra brite endura finish simulates the appearance of stainless steel Swivel mating is made from billet aluminum