Lumax Brand Swivel Fitting 360 Degrees. For use on hand-operated grease guns only. Swivels in a full 360° circle and locks in place. 45° angle gives easy access to most grease fittings. 1/8" NPT, female inlet. Zinc-plated for maximum protection against corrosion. Comes with Lumax, B1LX1400 Standard Grease Coupler. Recommended working pressure: 3,000 PSI (207 bar); maximum operating pressure: 4500 PSI (310 bar).