Jam Nut - Assorted Sizes 1/4-28 to 3/4-16 in Left Hand Thread - Steel - Zinc Oxide - Kit Brand Allstar Performance KIT INCLUDES 5 EACH OF 1/4,5/16,3/8,7/16,1/2,5/8AND 3/4SIZES. ALL18291 Truck Freight- NO State Restriction-
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/