1.38 inch Lug Nuts 1 2 x 20 Black 20PCS Wheel Lug Nuts Closed End Bulge Acorn Lug Nuts - Cone Seat - 3 4" Hex Wheel Lug Nut

SPECS: 1/2-20 thread - Closed End Bulge Acorn Style Lug Nuts - Conical 60 Degree Seat - 3/4(19mm) hex - 1.38 inch(48mm) long - 23mm wide FITS: Vehicles with wheel studs requiring a 1/2-20 thread and wheels that take a conical 60 degree seat with a 3/4" hex. INCLUDES: 20 Black Closed End Bulge Acorn Lug Nuts, 4 Valve Caps. Fitment: Buick: 60-84 Electra, 60-76 LeSabre, 63-78 Riviera. Cadillac: 62-84 DeVille, 53-78 Eldorado, 65-86 Fleetwood. 85-02 Astro, 71-91 Blazer, 75-86 C10, 71-86 C10 Suburban, 75-86 C20, 71-86 C20 Suburban, 75-86 C30, 68-90 Caprice, 75-95 G10, 75-96 G30, 71-84 Impala, 75-86 K10, 71-86 K10 Suburban. Dodge: 81-94 B150, 81-94 50, 81-94 B350, 71-98 Challenger, 75-89 D100, 77-93 D150, 81-93 Dodge D350, 87-04 Dakota, 77-88 Diplomat, 94-01 Ram 1500, 74-92 Ramcharger, 75-89 W100, 77-93 W150. The above shows only some models, if you have any problem ,contact our Customer Experience Team to verify a safe and proper fitment. Installation Instructions: 1. Make sure wheel studs are clean and tight. Replace ortighten a problem stud. 2. Ensure the wheel is flat against mounting surface withstuds through each hole. 3. All nuts should be hand started and thensecured in a criss-cross sequence with a torque wrench and socket. Refer to your vehicleowner's manual or wheel manufacturer's guide for propertorque specifications. 1/2 inch Lug size Should use 75-85 torque(The head and the lower part of this product are welded. If the stud is too long during installation, the head of the nut may be pushed off, and the remaining part will be tightened and tightened). 4. Check and retighten all nuts after 25 miles of driving and again after 50 miles, until wheel nut torque remains unchanged.