Robinair (18576) Replacement Parts Kit for R-134a Manifold Gauges and Hoses Replacement parts kit for R-134a manifold gauges and hoses Kit features all the components needed to repair and maintain A/C manifolds - perfect for professional technicians Includes: 4 ea. manifold stems, 6 ea. 14 mm o-rings, 12 ea. valve core depressors, 12 ea. 1/4 inch hose gaskets, 12 ea. manifold stem o-rings, 6 ea. Quick Seal o-rings for R-134a 2 ea. 1/2 inch ACME caps with straps, High Vacuum Grease o-ring lubricant, valve core remover/installer with 6 valve cores, 2 ea. red and blue Lexan handwheels with screws, and a set of high-side and low-side R-134a coupler o-rings Impact resistant, molded clear plastic storage case