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The Petzl OK is a lightweight oval aluminum carabiner ideal for pulleys, rope clamps, and technical systems. Its symmetrical shape ensures optimal loading, while Keylock design and multiple locking options provide smooth handling and secure performance.
The Petzl OK is a lightweight aluminum oval carabiner designed for optimal loading of devices with a wide cross-section, such as pulleys, rope clamps, and mobile fall arresters. Its symmetrical oval shape ensures efficient alignment and smooth operation in technical systems, while its lightweight construction reduces overall gear weight for professional and recreational use.
The fluid interior design and Keylock system minimize snagging and improve handling, making clipping and unclipping more efficient. An H-profile construction provides an excellent strength-to-weight ratio while protecting markings from wear.
The OK carabiner is compatible with the CAPTIV positioning bar, which helps maintain proper orientation along the major axis, reduces the risk of rotation, and keeps the carabiner securely integrated with the device.
Symmetrical shape ideal for pulleys, rope clamps, and mobile fall arresters
Ensures even loading and stable device positioning
Compatible with CAPTIV positioning bar for improved alignment
Aluminum construction reduces overall system weight
H-profile cross-section for high strength-to-weight efficiency
Protects markings from abrasion for long-term readability
Fluid interior design reduces snag points and improves rotation
Keylock system prevents accidental snagging during clipping
Available in three locking systems:
SCREW-LOCK – Manual screw gate with visual lock indicator
TRIACT-LOCK – Automatic triple-action locking system
BALL-LOCK – Automatic triple-action system with lock indicator
| Feature | Specification |
|---|---|
| Material | Aluminum |
| Major Axis Strength | 25 kN |
| Minor Axis Strength | 8 kN |
| Open Gate Strength | 7 kN |
| Gate Opening | 22–23 mm |
| Certification(s) | CE EN 362, EN 12275 Type B, EAC, GB/T 23469/B, XF 494 |
| Model | Locking System | Color | Weight |
|---|---|---|---|
| M33A SL | Screw-Lock | Gray | 70 g |
| M33A SLN | Screw-Lock | Black | 70 g |
| M33A TL | Triact-Lock | Gray | 75 g |
| M33A TLN | Triact-Lock | Black | 75 g |
| M33A BL | Ball-Lock | Gray | 75 g |
3-year manufacturer warranty.