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Some crampons have a heel lever that clamps down on the sole at the heel of the boot. These are more stable, but they don't always fit things like rubber boots. Steel crampons will stay sharp, but...
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Some crampons have a heel lever that clamps down on the sole at the heel of the boot. These are more stable, but they don't always fit things like rubber boots. Steel crampons will stay sharp, but...