The Black Diamond Magnetron RockLock Carabiner is a locking carabiner for climbing. Were you the kid in grade school obsessed with magnets and science? Now that you're older and a pretty savvy climber, you can get your geek on AND climb in safety. This biner uses ultra-cool magnets in the gate along with a steel insert in the nose for secure the biner shut, all the while making it incredibly easy to use. So. Freaking. Awesome. Science and climbing rules.
So sorry, but only 4 items are allowed for comparison, so we're comparing the first 4. I blame the gnomes and so should you.
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