The 680GC is the much anticipated revolution in concrete chain saws. Built to be the most reliable gas saw ICS has ever produced, it's packed with innovations. The distinctive black powerhead houses redesigned carburetion and ignition systems that work together to ensure easy starting, cooler operation, and dependable performance at just about any elevation. Improved airflow design keeps the engine much cooler, extending its life. Available with 12" (30 cm) and 14" (35 cm) guidebars and the entire line of TwinMAX diamond chain