The Body-Solid Pro•Dual Multi-Press Machine features 11-gauge oval tubing on the main frame, combined with impact-resistant fiberglass reinforced nylon pulleys, which include precision ground and sealed bearings to ensure prolonged cable life and smooth movement, this all adds to the machine’s strength and durability. The Multi-Press Machine functions as a stand-alone piece or as a modular component on the Body-Solid Pro•Dual 3-Stack and 4-Stack Gyms.