Setrab Pro Line Series coolers are designed to receive a 22mm male fluid connection; These specialized "direct to hose" type hose ends connect hose directly to the cooler. These Straight hose end fittings are for stainless or lightweight overbraid "Aeroquip" hose.
Hose ends include the required sealing O-ring.
Price is PER HOSE END. Two hose ends required per cooler!