Lockjack 2 Swivel Mechanical Ascender Helmets & Accessories Shaped elbows for improved range

Shaped elbows for improved range of motion

consistent rotation under load

The MS 271 sits between the smaller domestic STIHL range and the heavier farm-spec MS 291 and MS 391

or simply a way to support someone’s work or hobby

Lockjack 2 Swivel Mechanical Ascender Helmets & Accessories Shaped elbows for improved rangeART LockJack 2 Rope Control Device The ART LockJack 2 is a compact, efficient and easy to operate mechanical rope control device designed for ascent and descent in professional tree climbing. Built for arborists using doubled rope climbing systems, the LockJack 2 offers smooth, dynamic and energy saving movement through the tree, making it suitable for both developing climbers and experienced professionals. Equipped with an ART swivel, the LockJack 2