Q&A · Survival
Do Experts Recommend Trying Alpine Butterfly Knots for Advanced Climbers?
April 5, 2026
Quick Answer
Experts do not typically recommend the Alpine Butterfly Knot for advanced climbers due to its relatively high risk of jamming and failure, especially under load and with wet or dirty ropes.
The Limitations of the Alpine Butterfly Knot
The Alpine Butterfly Knot, also known as the double bowline, is a reliable knot for securing a rope to an anchor or a carabiner. However, it requires a specific amount of rope to form the knot, known as the “working length,” which can be challenging to achieve, especially in tight spaces or with shorter ropes. Ideally, the Alpine Butterfly Knot should have a minimum working length of 1.5 to 2 times the rope diameter to ensure a secure connection.
A Better Alternative for Advanced Climbers
For advanced climbers, a more reliable and efficient knot for securing a rope to an anchor or carabiner is the Figure Eight Follow-Through Knot. This knot requires less rope to form and is easier to create, even in tight spaces. Additionally, the Figure Eight Follow-Through Knot is less prone to jamming and failure, making it a safer choice for climbers who frequently use their knots under load. To create the Figure Eight Follow-Through Knot, follow these steps: wrap the working end of the rope around the standing part in a clockwise direction, pass the working end through the loop you just created, and then pass it through the loop again, before pulling it tight to secure the knot.
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