This is an Air Hydraulic Pump & 15 Ton Hydraulic Cylinder w/ Pressure Relief Valve. Model #s: PAT1102N, RC156, V-152. Maximum Pump Working Pressure: 10,000 PSI.
Air Pressure Range: 40 to 150 PSI. Overall Dimensions of Pump: 12-1/2" x 6" x 8'' high. Overall Dimensions of Cylinder: 4-1/2" x 4" x 10-3/4 high.Comes exactly as shown in pictures.