150 degree fitting double swivel. RBS stocks a complete line of XRP fittings which gives the racer a advantage because these fittings are made from heat treated 6061 or 2024 alum. which makes them light yet extremely durable. All fittings are JIC 37 degree on the hose end. With this double swivel design the hose can be positioned and rotated after it is built for optimum fit. -20 fitting is not a swivel fitting.