| Type | O.D. | I.D. | Connection | Max. Jarring Force | Max. Stroke | Closed OAL |
| mm | mm | mm | mm | mm | mm | |
| DJ178-Ⅰ | 178 | 48 | NC50 | 750 | 1200 | 3020 |
| DJ178-Ⅱ | 178 | 57.2 | NC50 | 800 | 1000 | 4200 |
| When ordering or requesting quotation, if size out of above specification, pls. specify clearly. | ||||||
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