Austlift Grade S Bow Screw Shackle – Galvanised
These Grade S Bow Screw Shackles—e.g. Austlift codes like 503005, 503010, 503013, etc.—deliver top-tier lifting performance in a bow configuration, complete with screw pin fastening and galvanised finish. They’re crafted to comply with Australian Standard AS 2741, offering exceptional strength and corrosion resistance, making them perfect for lifting, towing, marine, and industrial applications.
Key Features
- Grade S Alloy Construction: High-strength material ensures reliability and longevity in demanding lifting scenarios.
- Bow Shape & Screw-Pin System: Optimises angle flexibility and ease of use—quick to fasten with a screw pin design.
- Hot-Dipped Galvanised Finish: Enhances corrosion resistance—ideal for outdoor, marine, and heavy-duty environments.
- Fully Marked for Traceability: Each shackle is clearly stamped with its Working Load Limit (WLL in tonnes), grade, batch number, nominal size, and supplier ID.
- Rigorous Testing Standards: Proof tested to 2 × WLL, with a guaranteed minimum break force of 6 × WLL. Test certificates available on request.
Typical Size Range & Specs
Grades and sizes span from 5 mm (0.33 t WLL) up to 63 mm (55 t WLL), with detailed dimensions available in spec sheets. Here’s a useful extract for lighter-duty options:
Size (mm) |
WLL (t) |
Weight (kg) |
Internal Width W (mm) |
Internal Length L (mm) |
5 |
0.33 |
0.02 |
22 |
15 |
6 |
0.5 |
0.05 |
29 |
20 |
8 |
0.75 |
0.09 |
31 |
21 |
10 |
1.0 |
0.14 |
37 |
25 |
13 |
2.0 |
0.29 |
48 |
33 |
(These figures are adapted from The Lifting Company’s published specifications.)
Ideal Applications
Perfect for:
- Lifting and rigging tasks in industrial, mining, and construction settings
- Marine operations, thanks to galvanised protection
Towing, transport, and multi-leg systems needing secure yet flexible link connection
