boeray Glad Hand Handles, Air Glad Hand for Semi Trucks and Trailers with Extension Handles, Tractor Glad Hand Grips with Seals for Air Hose Freightliner

【HIGH QUALITY MATERIAL】- High Hardness Steel Plate with Grade 12.9; Anti rusting plated bolt with G5 Grade; Aluminum body in 6061 for long lasting; Meet SAE J318 standard for Automotive Air Brake Line;. 【IMPROVED MANUFACTURING PROCESS】- Extension handle with knurling for anti skid and easy installation by hand,drivers could replace the old ones with minutes; NPT port thread done by high accuracy CNC machiner, it keeps the tightly holding between the parts and no air leakage;. 【NO LEAKS】- The black seals on the glad hands with tapered base and high quality polyurathane. The tapered base design could help easy replace and good sealing; The wear resistance seals could prevent air leaking under high pressure working conditions;. 【REPLACEMENT】- Fit most offroad trucks,trailers,semi trailers,freightliners, vnl tractors, such cross refenence numbers as Velvac 035042/035045, Bendix 278850/278851, BWP M313C, Tramec 362012, Tectran 1011EF/1011SF, GLOBETECH GT-5331, HEBCO 441016, Vipar 079851, and etc.. 【DIMENSION】- Glad Hand Size: 4.1 inch x 2.2 inch / 106mm x 56mm; Connect Port: 1/2"" NPT; Extesion Handle: 1/2"" Male and Female thread, length 4.8"";