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Brass R12 to R134A ADAPTER, 1/4" FEMALE FLARE WITH O-RING X 1/2" ACME MALE

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R12 R22 to R134A Universal A/C Retrofit Valve with Dust Cap 1/4" to 8v1 Thread

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R12/R22 to R134A AC Retrofit Fitting Adapter Kit 1/4" to 7/16" UNF Conversion