| Name: | Liberty USA O |
| Category: | non-locking |
| Shape: | oval |
| Material: | aluminum |
| Profile: | round |
| Nose: | notch & pin |
| Nose Guard: | none |
| Rivets: | flush |
| Gate Shield: | none |
| Weight: | 61 g |
| Dimensions: | Length: 105.1 mm Width: 52.1 mm Rope Bearing Depth: 11 mm Gate Opening: 15.8 mm |
| Other Markings: | Stamped: Liberty USA O |
| Summary: | somewhat common vintage carabiner |
| Description & Commentary: |