The Hammer Strength Ground Base Jammer is conducive to athletic applications that require ground-based explosiveness. Ground Base equipment is designed to keep the exerciser firmly planted on the ground while maximizing power and explosiveness from the feet up.
Product specifications
Location: 350 Escorial Avenue, Ste. 104, San Juan, Puerto Rico 00920.
Hours: Mon - Fri, 9am - 6pm Saturday, 10am - 3pm Sunday, Closed.