Grease Coupler, For Use With Hand Operated Grease Guns Only and for Greasing All Hydraulic Type Grease Fittings, Connection 1/8 FNPT, Max. Pressure 7,000 psi, Features Swivels in Full 360 Degrees Circle and Locks Conveniently at Any 45 Degrees Position WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, and Di-isodecyl phthalate (DIDP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. -