Earls Plumbing 809106ERL Swivel-Seal 90 Deg. AN Hose End. Earl's Performance Products was founded by Earl Fouts in 1955 in Lawndale, California. Earl's developed and patented the self-indexing adjustable hose end in 1973, known as the "Swivel Seal".
I will never go cheap again. I ended up paying 2x by not buying earls the first time. Quality cost for a reason, buy american at all possible especially on critical fittings that keep thousands of dollars of investment running.