The Ingersoll Rand oil-lubricated twin-stack reciprocating air compressor is designed to provide power, durability and portability on the jobsite or for DIY projects. From interior trim and finish to roofing and decking, the twin-stack can do the job. Built to last, the compressor features a durable cast-iron cylinder designed for the toughest 100% continuous-duty applications. The twin-stack compressor package comes standard with two 1/4 in universal couplers, front panel-mounted regulator and pressure gauge, 4 gal twin tanks, all season select lubricant and a power cord.