(A) Knurl Diameter .568,
Thread Size 1/2-20,
(L1) Under Head Length 2.970,
(L2) Knurl Length .710,
(L3) Nose Length .465,
ARP Wheel Studs 100-7706
7/16-20 x 1-31/32"
Knurl Diameter: .565"
Shoulder Length: 1-1/16"
These won't be seated in the hub as deep as they are supposed to be.