Taper Style Hose End Socket -20AN AF298-20DBLTaper Style Hose End Socket 20ANBlue Finish. Suits 100 & 450 Series Hose Ends AF298 20DBL 298 20DBL Aeroflow Performance offers hose end sockets separately. These sockets are for use on all of our 100 & 150 series two piece hose ends. This gives an excellent option for multiple colour combinations providing a unique combination of colours not found in other brands.