Introducing our new and improved Twin Stack Compressor – 4 Gallon. The BC-4GTWIN hand carry compressor comes with a 2 year limited warranty and is cold weather rated for extreme temperatures. Suitable for 3 small tools or 1 large tool. It features an aluminum pump cylinder, next generation 4 pole induction motors, maintenance free oil-less pump design, and best in class tank recovery. The BC-4GTWIN compressor is built for long lasting durable usage and includes an ultra quiet motor, “Quiet for Professionals.”