For Competition Only. The narrow profile of this 30 degree point stud is designed for speed runs and drag competition. The 7mm thread is offered in lengths of 1.000" and 1.200" with a 7/8" head. The 1/4"-28 thread is offered in lengths of .700" through 1.060" with a 3/4" head. Available in packages of 48 that include lock nuts. The 5/16" thread is offered in 1.325" length with a 1" head. This 5/16" stud was specifically designed for the ice lemans style cross country racing. Available in a 48 piece pack with ALN2-4500 Big Nuts.