24 Neo Chrome 51Mm Spline Drive Locking Lug Nuts Lugs W/ Key Wheel 14X1.5 L27 for Chevrolet Silverado 1500 51mm long and 23mm wide at the base. Spline drive design keeps lugs secure. Lugs weigh in at 65 grams each. 60 degree conical style seat. Threaded to 14X1.5mm