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Adapter, 1-1/8" Qwik-Lok to 1/2" Male NPT
Hazet 958-2 Adapter 1/2” - 3/8"
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Thrifco Plumbing 1/2 " MIP x 1/2 " FIP with 1/8 " Tap Easy Adapter - 4400715 | eBay
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5/16" 3/8" Drive Fractional Male Pipe Plug Socket – SK Tools USA, LLC