| Name: | Mammut Bionic HMS |
| Category: | screw lock |
| Locking Type: | manual |
| Locks: | screw |
| Unlock Style: | gate stopped |
| Sleeve Rotation: | 1170° (unlocked) | 1530° (maximum) |
| Shape: | HMS |
| Material: | aluminum |
| Profile: | I-beam: webbed |
| Nose: | keylock |
| Nose Guard: | none |
| Rivets: | domed |
| Gate Shield: | full |
| Weight: | 74 g |
| Dimensions: | Length: 112 mm Width: 74 mm Gate Opening: 22 mm |
| Strength Ratings: |  24 kN |  10 kN |  7 kN |
| Other Markings: | Forged: MAMMUT | 0120CE (ratings) UK Ⓗ Laser: HAD |
| Batch Marking Location: | spine-exterior-left |
| Msrp: | $14.95 (2009) |
| Summary: | early webbed I-beam, hourglass sleeve |
| Description & Commentary: |