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Details: With a tensile strength of 190,000 psi, these heat-treated, cadmium-plated 8740 chrome moly wheel studs are a necessity for any car in competitive racing. They easily handle tremendous acceleration shock loads (shear) and lateral forces (elongation).
.579'' Knurl Wheel Studs
12mm x 1.5
4 per package, good for one corner of your Miata!