AAS Brake Line Adapter 258340, 10pcs, F-3/16" to M-1/4" Adapts 3/16" Inverted Flare to 1/4" Inverted Flare Female = 3/16" Inverted Flare 3/8"-24 Male = 1/4" Inverted Flare 7/16"-24 Equivalent to 258340, 7818, 490-534