| Model | Fully Extended Length | Retracted Length | Thread | Head Size | Head Bore | Weight |
| J-1A | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 4.2kg |
| JZ-1A | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 5kg |
| J-1E | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 4.5kg |
| JZ-1E | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 5.3kg |
| J-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 3.9kg |
| JZ-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4.3kg |
| JR-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4.1kg |
| J-1B | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4kg |
| J-1S | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 3.9kg |
| J-1X | 1650 | 1020 | 5/8" or M16 | 142 | 68 | 3.9kg |
| J-2 | 1620 | 1000 | 5/8" or M16 | 132 | 58 | 3.7kg |
| J-3A | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3kg |
| J-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3kg |
| JR-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3.2kg |
| JZ-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3.3kg |
| JG-1 | 1500 | 650 | 5/8" or M16 | 1.3kg |
| Model | Fully Extended Length | Retracted Length | Thread | Head Size | Head Bore | Weight |
| J-1A | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 4.2kg |
| JZ-1A | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 5kg |
| J-1E | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 4.5kg |
| JZ-1E | 1700 | 1070 | 5/8" or M16 | 142 | 58 | 5.3kg |
| J-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 3.9kg |
| JZ-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4.3kg |
| JR-1 | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4.1kg |
| J-1B | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 4kg |
| J-1S | 1650 | 1020 | 5/8" or M16 | 142 | 58 | 3.9kg |
| J-1X | 1650 | 1020 | 5/8" or M16 | 142 | 68 | 3.9kg |
| J-2 | 1620 | 1000 | 5/8" or M16 | 132 | 58 | 3.7kg |
| J-3A | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3kg |
| J-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3kg |
| JR-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3.2kg |
| JZ-3 | 1600 | 950 | 5/8" or M16 | 112 | 38 | 3.3kg |
| JG-1 | 1500 | 650 | 5/8" or M16 | 1.3kg |