PowerLock Grease Coupler, For Use With Lincoln Grease Guns and Power Lubers, Size 7 11/16 in L x 1 7/32 in H x 1 7/32 in D, Connection 1/8 FNPT, Max. Pressure 6,000 psi, Min. Burst Pressure 13,000 psi, Working Pressure 7,500 psi, Material Steel, Features Comfortable, Ergonomic Design