Hose Extension, For Use With Hand Operated Grease Guns, Size 12 in L, Connection 1/8 in MNPT, Max. Pressure 3, 500 psi, Min. Burst Pressure 10, 000 psi, Working Pressure 3, 500 psi, Material Steel/Thermoplastic, Features Allows Greasing Access to Nipples with Limited Reach, Plated Steel End Connections with Hydraulic Crimping, Includes Spring Guard