The hose end fittings are made of high quality aluminum material for strong strength. Polished and anodized surface bring bright appearance and corrosion protection AN8 ORB Adapter ORB-8 O-ring Boss AN8 8AN To AN8 8AN Male Adapter Fitting Black AN8 Male Zu Male Adapter Schwarz Country/Region of Manufacture: China, UPC: Does not apply, EAN: Does not apply ORB-8 O-ring Boss to AN8 8AN Male Adapter Fitting Black. Size: AN8 to ORB8. Male a flare to male an o ring thread hex head pipe hose connector. Material: CNC-machined from 6061-T6 aluminum. 6061-T6 Aluminum light weight fittings Material: 6061-T6 Aluminum CNC, Brand: Unbranded, Manufacturer Part Number: 08024, Color: Black, Surface Finish: Anodized