100% Brand NewBrand Name:NihfienMaterial:lightweight 6061-T6 aluminumSize：6 AN to 3/8PackageInclude:2xStraight Push-on Hose End FittingsColor：Blue and Red Angle: StraightApplication:The push-lock fitting is widely used in brake systems, air and fuel delivery,engine modification,cooling systems etc,suitable for brake fluid,fuel oil,engine oil,water,etc.only be worked with rubber fuel line,It can not be installed on PTFE Hose, Nylon Braided Hose,or Stainless Steel Braided Hose.Installation:Easy to install,no special equipment required,We normally recommend a bit of assembly lube to push the hose onto the nipple.this push-lock fitting reusable and recycling,the fitting precisely processed makes fitting worked last for long.Characteristics:Unique one-piece design with weld-free fitting that gives better fluid flow and integrity over the normal brazed together hose ends fittingInstallation Suggestion:the AN is the uniform standards,but different outer diameter of the fittings from different factories,the adjustable AN wrench is highly recommended is not recommended to use iron or stainless steel wrenches to damage the fitting.