Though , the advantage of the simple overhand knot is also the technique 's greatest disadvantage , as the overhand knot can become difficult to untie after a heavy load .
Equalized , the Vertaco Belay boasts an astounding 23kN breaking strength1 .
The advantage of the simple overhand knot is also the technique 's greatest disadvantage , as the overhand knot can become difficult to untie after a heavy load .
Equalized , the Vertaco Belay boasts an astounding 23kN breaking strength1 .