Shop Our Equipment › Graco GCI Series Injector Port Plug Image 1 of 1 Graco GCI Series Injector Port Plug $0.00 DescriptionPlugs the unused port in the GCI manifold. Add To Cart Added! DescriptionPlugs the unused port in the GCI manifold. You Might Also Like Quick View Graco | Standard Drum Injector Kits - 24 VDC HP Pump, Vent Valve, Cover with Tube-in-Tube for 180 kg (400 lb) Reservoir Quick View Graco | Direct-Mount Vent Valves for G3 Pumps - NPT, 24 VDC, 35-241 bar (500-3500 psi), Normally Closed, RH Quick View Graco | GL-33 Grease Injector, Carbon Steel, 6 Injector Manifold, 1/8 in. BSPP x 6 mm Quick View Graco | MSP and MHH Divider Valves - Magnetic Visual Cycle Indicator, O-Ring Seal Quick View Graco | GL-33 Grease Injector, Carbon Steel, 6 Injector Manifold, 1/8 NPT