Plastic beer pipes 4 inches, a set of idle pumps and fans

41 pieces of 4-inch beer pipes, each 3 meters long, plus a set of pumps and fans in various sizes: 4 inches, 3 inches, 2 inches. Most of the pumps are idle, some fans are working while others need maintenance. Total: 9 pumps + 10 fans, 2 cables, and an engine about which I know nothing. Photos available. Selling everything together or separately.