To open this type of grab, you have to land the grab onto the cargo or hopper to unlock the system. To close grab by withdrawing the crane hook. this kind of grab can work everywhere, just hook on and go. No need any grab accessories in the ship crane, Simply to link the long ring on top of grab equalizer with hook of crane (SGMC GRAB)
| Type for clamshell | Volume | Density | Crane Capacity | Grab Weight | Cargo Weight | Pulley Dia |
| (m3) | (t / m3) | (t) | (t) | (t) | (mm) | |
| AS8-3.0-1.5-00 | 3.0 | 1.5 | 8 | 3.5 | 4.5 | Æ445 |
| AS10-3.8-1.5-00 | 3.8 | 1.5 | 10 | 4.2 | 5.8 | Æ445 |
| AS15-5.6-1.5-00 | 5.6 | 1.5 | 15 | 6.5 | 8.5 | Æ560 |
| AS20-8.0-1.5-00 | 8.0 | 1.5 | 20 | 8 | 12 | Æ560 |
| AS25-10.5-1.5-00 | 10.5 | 1.5 | 25 | 9.2 | 15.8 | Æ650 |
| Type for orange peel | Volume | Density | Crane Capacity | Grab Weight | Cargo Weight | Pulley Dia |
| (m3) | (t / m3) | (t) | (t) | (t) | (mm) | |
| ASD8-2.0-2.2-00 | 2.0 | 2.25 | 8 | 3.5 | 4.5 | Æ445 |
| ASD10-3.0-2.0-00 | 3.0 | 2 | 10 | 4.2 | 5.8 | Æ445 |
| ASD15-4.0-2.2-00 | 4.0 | 2.2 | 15 | 6.5 | 8.5 | Æ560 |
| ASD20-5.0-2.4-00 | 5.0 | 2.4 | 20 | 8 | 12 | Æ560 |
| ASD25-6.0-2.5-00 | 6.0 | 2.5 | 25 | 9.2 | 15.8 | Æ720 |
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Single Rope Grab
Remote Control Grab
Electro Hydraulic Grab