SAKA (Self Advancing Knee Ascender)|| WesSpur Tree Equipment
knee ascender - SRT (Single Rope Technique) - Arbtalk | The Social Network For Arborists
The best knee ascender design ever!!! - YouTube
WesSpur Tree Equipment - Pre-Order now! The S.A.K.A. Mini is (almost) here! http://wesspur.com/items/cli524.html "Walk" up the tree with this super-compact Self Advancing Knee Ascender (SAKA). The SAKA Mini is the newest evolution