The C120 offers a stable and efficient ride. Courtesy Aspen Power Catamarans Special delivery: Sign up for the free Boating email newsletter. Subscribe to Boating magazine for $14 for 1 year and receive 4 bonus digital issues. Overview Aspen Power Catamarans employ asymmetrical hulls similar to Polynesian proas. These provide stability, seaworthiness, extraordinary efficiency and generous interior space for […]