Allstar ALL50183 3/16 NPT Inverted Flare Plug Brake Line Adapter Fitting, (Pack of 4) Brake line adapter fitting is a 3/16 npt inverted flare plug Sold as one set of 4 pieces If you don't see what you need, Allstar also carries a large and wide selection of quality fittings for most automotive plumbing needs Backed by a 90-day limited factory warranty