Press-In Wheel Stud, 7/16 -20 x 2-7/8,.480 dia. Exceeds santioning bodies requirements on the use of extra long wheel studs with thick-hub racing wheels Manufacturing from high grade SAE 8740 steel to withstand sheet loads of 190,000 psi (which exceeds Grade 8 specifications) Feature a quick start dog end for easier starting of lug nut installation 5 per package Made in the U.S.A. All stud lengths are measured from the base of the knurl to the end of the stud