Compressor of piston to petrol with compress without oil. Functioning goes in emptiness. Technical information: It promotes: 3 C.V. Aspiration: 240 l / m I Deposit: 7 l Pressure: 10 bar R.p.m.: 2800 You Stages: 1 You Not Pistons: 2 Motive You: Robin EH09.2. I weigh: 28 Kg Measured: 43x47x47 cm