Size: AN3 (3/8-24 UNF) male to 3/8-24 male inverted flare. Features:These adapters work well to adapt master cylinders, wheel cylinders, calipers, and other brake & clutch components to 3AN flex hoses working Temperature Range -50℃ to 800℃ (58℉ to 1472℉). Material: Made of stainless steel 304,Durable, rust free, waterproof. Application:Widely used in mechanical fuel pump,transmission cooler and radiator cooler etc. Packaging:2*pcs 3AN Male to 3AN Brake Adapter Fitting Connector 3AN Male to 3AN 3/8-24 Male Inverted Flare Stainless Steel Brake Adapter Fitting Connector(2pcs)