4 manifold stems. 6 o-rings, 14 mm. 12 valve core depressors. 12 hose gaskets, 1/4". 12 manifold stem o-rings. 6 Quick Seal o-rings for R-134a. 2 caps with straps, 1/2" Acme. O-ring lubricant (high vacuum grease). Valve core remover/installer with 6 valve cores. 4 color-coded Lexan® handwheels and screws. Set of R-134a coupler o-rings, high- and low-side.