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Pullers: Hydraulic Power Units
• Two stage design will advance 20–50 ton rams in the low pressure stage in less than 1/3 the strokes required on other models
• CG520 Ram extends in 60–70 strokes
• CG420 Ram extends in 17–19 strokes
• When high pressure is required, the low-pressure stage automatically kicks out to leave the high-pressure stage to do the work
Capacity, Tons | Stock No. | Stroke, inches | Collapsed Height, Inches | Extended Height, Inches | Effective Area (piston) | Oil Capacity (in?) | Pressure Screw Size, inches |
4 | CG220 | 2-1/4 | 6 | 8-1/4 | .966 | 2.174 | 1/2-13 x 14-1/4 |
6 | CG650 | 1-1/2 | 4-11/16 | 6-3/16 | 1.473 | 2.210 | 5/8-11 x 13-1/4 |
10 | CG120 | 1 | 4-3/4 | 5-3/4 | 2.440 | 2.440 | 3/4-10 x 16-1/4 |
20 | CG420-1A | 2 | 6 | 8 | 4.418 | 8.836 | 1-1/8-8 x 20-1/2 |
35 | CG720 | 2-1/2 | 7 | 9-1/2 | 7.903 | 19.758 | 1-3/8-8 x 25 |
50 | CG520 | 3 | 8-1/8 | 11-1/8 | 11.066 | 33.198 | 1-5/8-5-1/2 x 30 |