Overview
The CHASING Grabber Claw A is a compact, two-jaw underwater gripper designed for CHASING M2-series ROVs. It provides adjustable gripping force up to 7 kg, a 120 mm opening distance, and a smooth single open/close cycle of ~2.8 s. The aluminum-alloy body connects via the ROV’s 4-core watertight connector and mounts on a holder with a 10° elevation angle to keep the tool clear of the camera’s view. Suitable for multi-purpose tasks such as sampling and inspection, it operates to 100 m depth.
Key Features
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Two-jaw clamp, non-detachable design for reliable underwater operations.
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Up to 7 kg gripping force (adjustable in the app to protect target objects).
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Wide 120 mm opening for varied object sizes.
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Fast actuation: ~2.8 s single open/close cycle.
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10° elevated holder angle improves field-of-view and operational visibility.
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Aluminum-alloy construction, compact and portable.
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4-core watertight connector compatible with CHASING underwater drones.
Compatibility
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CHASING M2 PRO MAX
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CHASING M2 PRO
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CHASING M2 S
Specifications
| Item | Value |
|---|---|
| Size | 460 × 33.5 mm |
| Weight (air) | 370 g |
| Weight in water | 50 g |
| Max grabbing force | 7 kg |
| Opening & closing distance | 120 mm |
| Single opening/closing time | 2.8 s |
| Max operating depth | 100 m |
| Clamp style | Two-jaw, non-detachable |
| Material | Aluminum alloy |
| Interface | 4-core watertight connector |
Typical Use Cases
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Sampling and object retrieval for inspection.
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Aquaculture tasks (e.g., mussel/fishery inspections shown in field use).
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General maintenance and pick-and-place operations underwater.
Details

The Chasing Grabber Claw A has an adjustable grabbing force up to 7kg, suitable for various uses including sample detection, with easy installation and multi-purpose functionality.

Adjustable up to 7 kg grip force via app for underwater use.


The elevation angle holder enhances vision integrity by increasing the angle between the grabber claw and underwater drone by 10 degrees, effectively avoiding obstructions and improving the operation overall experience.

Aluminum alloy underwater gripper with compact, portable design.

Grabber Claw A: 460x33.5mm, 370g, 50g in water, 7kg force, 120mm stroke, 100m depth, 2.8s cycle.

Grabber claw and connection cable included. Also features a 4-pin connector plug and M3x8 screws for assembly. Comes with comprehensive documentation for easy setup.
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