Saka Foldable Knee Ascender — Bartlett Arborist Supply
SAKA KNEE ASCENDER — Bartlett Arborist Supply
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