High Quality Material-The fittings are made of lightweight aluminum alloy 6061-T6 material for strong strength and good durability. Adapter Fitting Size-Female AN3 AN4 AN6 AN8 AN10 AN12 AN16 AN is a general representation method for car modified oil cooling joints and oil pipes; an6, an8, an10 do not mean 6mm, 8mm, 10mm, and their corresponding inner diameters of the oil pipes are 8.7mm, 11.11mm, 14.2mm; therefore, please dear When purchasing products, be sure to pay attention to the inner diameter of the tubing. Degree: Straight 30/45/60/90/120/150/180 Degree Strong Versatility & Wide Application-The swivel hose end is widely used in oil/ fuel/ water/ fluid/ airline etc. Connect oil gas line, braided fuel line ,clutch hose,turbo line etc. Our swivel fitting is work with teflon braided fuel hose . They are compatible with PTFE hose, E85, rubber hose. 360 Degree Rotating Design-The swivel 360° design allows you to get things reasonable tight while still maintaining the swivel functionality so that you can ensure a proper connection and positioning before doing that final tightening down to lock everything into position. Plural Combination-The combination of swivel fittings from different angles can meet all your installation needs, The adjustable AN wrench is highly recommended. Quality Service-We Provide a After Sales Service,When You Encounter Any Questions About The Product, You Can Contact Me As Soon As Possible, And I Will Answer It For You.