Many pulleys require an oval-shaped carabiner to work properly. The Petzl OK Screw Lock Carabiner is designed for just that. The OK Screw Lock also very useful as a general purpose carabiner at belays.
- Symmetric shape is ideal for use with belay devices and pulleys to maximize efficiency no matter which end is closest to the device
- Oval shape works great with pulleys
- Keylock system
- Red lock indicator offers visual confirmation that screw lock is securely closed
- Made in Italy