Coupling Size Side A 1.5 inch (38mm) Coupling Style Side A Rocker Coupling Swiveling/Rigid Side A Swivel (non-full time, no swivel after tightening) Connection Type Side A NH Female Coupling Size Side B 1.5 inch (38mm) Coupling Style Side B Rocker Coupling Swiveling/Rigid Side B Swivel (non-full time, no swivel after tightening) Connection Type Side B NH Female