A beer knot is a bend used in tubular webbing

Webbing

Webbing is a strong fabric woven as a flat strip or tube of varying width and fibres often used in place of rope. The name webbing comes from the meshed material frequently used in its construction, which resembles a web...

. Its most common application is in slings

Sling (climbing equipment)

A sling or runner is an item of climbing equipment consisting of a tied or sewn loop of webbing that can be wrapped around sections of rock, hitched to other pieces of equipment or tied directly to a tensioned line using a prusik knot; for anchor extension , equalization, or climbing the...

 used in rock climbing

Rock climbing

Rock climbing also lightly called 'The Gravity Game', is a sport in which participants climb up, down or across natural rock formations or artificial rock walls. The goal is to reach the summit of a formation or the endpoint of a pre-defined route without falling...

. Compared to the water knot

Water knot

The water knot is a knot frequently used in climbing for joining two ends of webbing together, for instance when making a sling.-Tying the water knot:...

, it has the advantages of a higher strength
, smaller profile, and a cleaner appearance due to the lack of free-hanging tails. However, the beer knot can be more difficult to tie than the water knot, and one of the tails is hidden from view, making safety checks for adequate tail length more difficult.

Testing by PMI in 1995 showed that the beer knot preserves about to 80% of the strength of the webbing.

External links

• Video Instruction for Tying a Beer Knot