About Labwork： Labwork Is An Auto Parts One-stop Solution Brand Of More Than 10 Years, Which Specializes In Providing Global Customers With Top-notched Quality Automotive Parts & Accessories . If You Need Any Auto Parts, Its Enough To Come To Labwork. Features： Red And Blue Grips For Easy Identification And Hand-held Connections Air Line Has Swivel On Tractor End For Quick Installation Rubber Tube And Power Cord Material Are Carefully Designed For Durability With Weather Seal Sleeves For Superior Corrosion Protection Part Number： Philips: 30-2171 Tectran: 169157 Tremec Sloan: 451098 Peterbilt: Pe13050 Otr: Otr6818 These Are Cross Reference Numbers. .
