XRP #4 To 3/8-24 Stl Crush Washer Seal Adapter (Pr) XRP402734

Fitting - Adapter - Straight - 4 AN Male to 3/8-24 in Male Crush Washer Seal - Steel - Natural - Pair

Fittings Hoses and Valves, Fittings and Plugs, AN-NPT Fittings and Components by XRP-XTREME RACING PROD.