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- Lifting Clamps (Lifting & Pulling Applications)/
- Steel Section Lifting Clamps/
- Steel Beam Girder lifting / Suspension Clamps, UB, RSJ, "I" Section, "H" Beam./
- Riley Superclamp Steel Beam Lifting / Suspension Clamps - To Suit UB, RSJ, I Section or H Section/
- Riley Superclamp "Fixed Jaw" Adjustable Girderdogs
Girderdogs incorporate all the reputedly excellent and reliable design features for which our products are known.
The Girderdogs design is enhanced by a well balanced distribution of side plates, ensuring maximum grip and hold over an adequate length of girder or beam flange.
They are safe in use, and once in position, are speedily applied to a steel beam.
No additional width adjusting tools or components are required.
Dimensions & Specifications

Part No: | Capacity (kg) | Adjust | Jaw Aperture | Dimensions (mm) | Weight (kg) | ||||||
A | B | C | D | E | G | H | |||||
20962 | 20320 | 203 - 457 | 51mm | 335 | 12.5 | 116 | 40 | 756 | 185 | 616 | 65.5 |
20963 | 20320 | 406 - 610 | 63mm | 350 | 12.5 | 116 | 40 | 795 | 185 | 673 | 77.0 |
20964 | 25400 | 203 - 457 | 51mm | 335 | 15 | 130 | 45 | 611 | 192 | 621 | 75.5 |
20965 | 25400 | 406 - 610 | 63mm | 350 | 15 | 130 | 45 | 795 | 185 | 678 | 90.5 |
20966 | 30480 | 203 - 457 | 63mm | 350 | 20 | 130 | 45 | 624 | 185 | 626 | 92.0 |
20967 | 30480 | 406 - 610 | 76mm | 350 | 20 | 130 | 45 | 785 | 185 | 691 | 107.0 |
Girderdogs incorporate all the reputedly excellent and reliable design features for which our products are known.
The Girderdogs design is enhanced by a well balanced distribution of side plates, ensuring maximum grip and hold over an adequate length of girder or beam flange.
They are safe in use, and once in position, are speedily applied to a steel beam.
No additional width adjusting tools or components are required.
Dimensions & Specifications

Part No: | Capacity (kg) | Adjust | Jaw Aperture | Dimensions (mm) | Weight (kg) | ||||||
A | B | C | D | E | G | H | |||||
20962 | 20320 | 203 - 457 | 51mm | 335 | 12.5 | 116 | 40 | 756 | 185 | 616 | 65.5 |
20963 | 20320 | 406 - 610 | 63mm | 350 | 12.5 | 116 | 40 | 795 | 185 | 673 | 77.0 |
20964 | 25400 | 203 - 457 | 51mm | 335 | 15 | 130 | 45 | 611 | 192 | 621 | 75.5 |
20965 | 25400 | 406 - 610 | 63mm | 350 | 15 | 130 | 45 | 795 | 185 | 678 | 90.5 |
20966 | 30480 | 203 - 457 | 63mm | 350 | 20 | 130 | 45 | 624 | 185 | 626 | 92.0 |
20967 | 30480 | 406 - 610 | 76mm | 350 | 20 | 130 | 45 | 785 | 185 | 691 | 107.0 |
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