Brake Components Swagelok 1/8"NP (Male) To 3/16" Tubing 0 Swagelok (1/8" NP Male To 3/16" Tubing) These neat little devices make it much easier to plumb in brake accessories, like proportioning valves, line locks etc... One end has 1/8"npt threads to go... $16.09 Quick view add to cart Add Wish List add to cart