Black Diamond A.T.C. Air Traffic Controller
"This belay/rappel device is light, strong, easy to operate, fe...
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"This belay/rappel device is light, strong, easy to operate, feeds smoothly and dissipates heat well. Will not lock up or kink rope. Forged from 7075-T6 aluminum alloy. Works with 8.5 mm to 11 mm ropes. Wt. 1.9 oz. Rated to 4960 lbs."
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