Earl's Tube Nut -6 AN - 3/8 in Tube - Steel (2 Pack) Brake Systems 4 AN Male to 7/16-20

4 AN Male to 7/16-20 in Inverted Flare Male

Widest range of adjustment on the market

The polyester mesh protects the filter while allowing maximum air flow

1974-1974 Chevrolet C30 Pickup

Earl's Tube Nut -6 AN - 3/8 in Tube - Steel (2 Pack) Brake Systems 4 AN Male to 7/16-20Earl's offers the most complete line of adapter fittings in the industry. In addition to the standard range of AN adapters in both aluminum and steel, over the past 30 years Earl's has designed and manufactured a wide selection of special adapter fittings to meet the needs of the racing industry. These specials include metric to AN, BSP to AN, inverted flare to AN and power steering fittings. Fuel Hose High Pressure Capabilities Available In Package