Detail & Specs This configuration is not available. Make another selection. BLE1/2-20X5/16 - Brake end 5/16" Tube 1/2-20 Thread1/2-20 Brake line end. Inverted flare (double flare).*Sold Per Piece*1/2-20 thread. To be used with 5/16" brake line tubing.Zinc plated, steel fitting