Considered the best hose reel swivel currently on the market, this Super Swivel 1/2" Heavy Duty Hose Reel Swivel (SW9-08-08) is the perfect solution for replacing leaking or aging swivels on your hose reel. This particular Super Swivel has a 1/2" female NPT inlet and outlet thread. NOTE that the 1/2" inlet size measures about 3/4" using a tape measure. With a full flow design for minimal pressure loss, these Super Swivel Hose Reel Swivels can handle pressures up to 5000 PSI. Super Swivel Hose Reel Swivels can be adapted to most existing hose reels currently available, including Hannay. PACK OF 2.