HT Enterprise Super Stud Cleat HT&#153; Super Stud full foot cleats. Model Numbers: SCL-3; SCL-2; SCL-1. Sure footing on any surface. Studs are replaceable (item # SSR-36). SCL-3 fits boot sizes 13+. SCL-2 fits boot sizes 10-13. SCL-1 fits boot sizes 8-10.