Petzl OK Triact/3-Stage Aluminum Oval ~Black -2017PT-M33 TLN
Petzl understands that many pulleys need an oval-shaped carabiner to work properly. The OK carabiner is designed for just that.
It is also very useful at belays. The symmetric shape is ideal for use with belay devices to maximize efficiency no matter which end is closest to the device.
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