... Kit 1)Suited for R410A 2)Aluminum alloy 3)With sight glass 4)With valve core tools and brass adapters 1, 36"R410A ... requirement for refrigerant permutation 3, 2 valve 80mm gauges4, permutation brass adapters AD78/87, 5, valve core tools CT-V810 About all ... these Aluminim Alloy Testing Manifolds with hand-carry plastic case, the ...