As an automotive enthusiast, I always search for high-quality car parts, and this brake union did not disappoint! After I put it to the test, the Allstar Performance ALL50185 Female Union showed impressive durability and performance. The connection with other brake fittings was tight, making sure there are no leaks .This brake union made installation a breeze and it fits perfectly in most brake systems. The only downside is the price, but I think it`s worth every penny spent. Overall excellent pSee full review