3:1 Mechanical Advantage Sticker
$5.95
Slap one of these on your gear and get a refresher on how to set up a 3:1 (Z-drag) each time you see it.
The 3:1 is a simple way to establish mechanical advantage on one end of a rope. This allows for increased pulling power when tensioning a line or lifting an object up a steep or vertical face.
These high quality stickers are dishwasher and outdoor safe.
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