Garnier limbs Standard 4”x4” Knee Braces are designed for anchoring a wooden brace at a 45-degree angle to a Garnier Limb/ GL® by holding the load out away from the tree, the load is mostly in compression. For standard treehouse builds using 4”x4” or 4”x6” lumber.
For standard loads using 4x4" lumber
All of our Brackets and Knee Braces are designed to fit a 1 1/4" diameter GL
Instructional Video link: https://www.youtube.com/watch?v=uEPGn-TIh4s