With a tensile strength of 190,000 psi, these heat-treated, Cadmium-plated 8740 chrome moly ARP wheel studs are a necessity for any car with aggressive fitting wheels or participating in competitive racing. They easily handle tremendous acceleration shock loads (shear) and lateral forces (elongation).
Actual products will from photo.
Each package contains 4 studs. 90-93 Miatas will need four packages of 100-7719 for a front and rear installation.
100-7719 Specs: .507” Knurl / 12mm x 1.5 / 2.75″ long
100-7720 Specs: .579” Knur / 12mm x 1.5 / 2.75″ long