New 8Pc a/C manifold gauge adapter set solid brass durable flexible 90 degree. All adapters have been combined into a kit thats ideal for accessing R-12 vehicle a/C systems. Features: 8Pc a/C manifold gauge adapter set durable solid brass construction specifications: material: brass condition: 100% brand new package includes: 2X flexible adapters 7/16"-20 and 3/8"-24, 7/16"-20 and 5/16"-243X 90° brass adapters: 1/4" x 1/4", 1/4" x 3/16", 1/4" x 1/8" 1X high side adapter (for GM high side service ports 1991 & up)1x male adapter with O-ring 1/2"-16 and M14-1.51X adapter 1/2"-16 and M14-1.5instructions not included.